beam

名词 n. 动词 v.
中文释义

英文释义

名词 n.
  1. Any large piece of timber or iron long in proportion to its thickness, and prepared for use.
    — And a letter vnto Asaph the keeper of the kings forrest, that he may giue me timber to make beames for the gates of the palace which appertained to the house, and for the wall of the Citie, and for the house that I shall enter into: And the king granted me, according to the good hand of my God vpon me.
  2. One of the principal horizontal structural members, usually of steel, timber, or concrete, of a building.
    — The brasswork here, how rich it is in beams, / And how, besides, it makes the whole house sound.
  3. One of the transverse members of a ship's frame on which the decks are laid, and acting as part of the support for keeping the sides of the vessel in shape — supported at the sides by knees in wooden ships and by stringers in steel ones; cf. abeam, beam-ends.
    — Capt. King, from Demarara, was invaded by the gale on the evening of the 6th, in lat. 21° 51', and his vessel was thrown on her beam ends. He was forced to cut away her main-mast. Lost a man, who was washed overboard. . . . Capt. Mood, on a voyage from Alexandria (Virginia), to St. Mary's (Georgia), was, on the night of the 7th, in the Gulf Stream, to the eastward of Charlston: the wind there was east-north-east, and so hard as to throw his vessel on her beam ends. She lay several hours in this situation. Several of his crew were washed overboard.
  4. The maximum width of a vessel (note that a vessel with a beam of 15 foot can also be said to be 15 foot abeam).
    — This ship has more beam than that one.
  5. The direction across a vessel, perpendicular to fore-and-aft.
    — As the vessel passes a landmark, the landmark is said to be abeam. Once the vessel has passed the landmark, it falls abaft the beam, then it gradually falls astern.
  6. The straight part or shank of an anchor.
  7. The crossbar of a mechanical balance, from the ends of which the scales are suspended.
    — The doubtful beam long nods from side to side.
  8. In steam engines, a heavy iron lever having an oscillating motion on a central axis, one end of which is connected with the piston rod from which it receives motion, and the other with the crank of the wheel shaft.
  9. The central bar of a plow, to which the handles and colter are secured, and to the end of which are attached the oxen or horses that draw it.
  10. A ray or collection of approximately parallel rays emitted from the sun or other luminous body.
    — a beam of light
  11. The principal stem of the antler of a deer, which branches grow out from. informal
  12. One of the long feathers in the wing of a hawk. informal
  13. The pole of a carriage or chariot. literary
    — Soon after this be subdued the Pisidians who made head against him, and conquered the Phrygians, at whose chief city Gordium (which is said to have been the seat of the ancient Midas) he saw the famous chariot fastened with cords made of the bark of the Cornel-Tree, and was informed that the inhabitants had a constant tradition, that the empire of the world was reserved for him who should untie the knot. Most are of opinion, that Alexander finding that he could not untie it, because the ends of it were secretly folded up within it, cut it asunder with his sword, so that several ends appeared. But Aristobulus tells us that he very easily undid it, by only pulling the pin out of the beam which fastened the yoke to it, and afterwards drawing out the yoke itself.
  14. A cylinder of wood, making part of a loom, on which weavers wind the warp before weaving and the cylinder on which the cloth is rolled, as it is woven.
  15. A ray; a gleam. figuratively
    — a beam of hope, or of comfort
  16. A horizontal bar which connects the stems of two or more notes to group them and to indicate metric value.
  17. An elevated rectangular dirt pile used to cheaply build an elevated portion of a railway.
  18. A balance beam.
  19. A balance beam.; A gymnastic activity or event using a balance beam.
  20. A broad smile.
    — He could barely remove the beam from his face when he said: "Arsenal is a massive club and you feel the pressure but I try to put in performances.
动词 v.
  1. To emit beams of light; to shine; to radiate. ambitransitive
    — to beam forth light
  2. To smile broadly or especially cheerfully. figuratively,intransitive
    — to beam with pride
  3. To furnish or supply with beams. transitive
  4. To give the appearance of beams to. transitive
  5. To transmit matter or information via a high-tech wireless mechanism. transitive
    — Beam me up, Scotty; there's no intelligent life down here.
  6. To transmit, especially by direct wireless means such as infrared. transitive
    — To beam a file using the File Transfer Protocol.
  7. To stretch something (for example, an animal hide) on a beam. transitive
  8. To put (something) on a beam. transitive
  9. To connect (musical notes) with a beam, or thick line, in music notation. transitive

词形变化

beams plural beams present,singular,third-person beaming participle,present beamed participle,past beamed past

词汇关系

下位词
H-beam I-beam T-beam fore beam back beam
衍生词
abeam airbeam Airy beam balance beam beamage beam and scales beambird beambreak Beam Bridge beam compass beam-ends beam engine beamer beamform beamformed beamformer beamforming beamful beam hole beamish beamless beamlet beamlike beamline beam-on beampattern beampipe beam reach beam sea beamshelf beamsome beamspace beam splitter beam steering beam-steering beamster beamstop beamstrahlung beamtime beam tracing beamtrain beam tree beamwalk beamwalking beamwidth beamy Bessel beam beta-beam bond beam breastbeam broad across the beam broad in the beam buffer beam bufferbeam camber beam carbeam chemical beam epitaxy collar beam counter beam country beam crossbeam daybeam dragon beam e-beam electron beam embeam equalising beam exposed beam eyebeam fender beam fish beam forebeam fork beam full-beam Gaussian beam glee-beam hammer beam hardbeam high-beam hornbeam hyperbeam interbeam kick the beam ladder beam laser beam low-beam microbeam minibeam molecular beam epitaxy moonbeam multibeam nanobeam needle beam offbeam off-beam off the beam on-beam onbeam on one's beam ends outbeam particle beam photobeam pilot beam ploughbeam presser beam pressor beam repulsor beam ridge beam rocking beam rood beam roofbeam sandwich beam scalebeam sealed beam section beam sharebeam shoebeam shoe beam slaught-beam spot beam spring beam starbeam straining beam summerbeam sunbeam superbeam tail-beam tie beam tiebeam tightbeam tiller-beam tractor beam traffic beam truck beam turning-beam waybeam weighbeam whitebeam yarn-beam beam up beamable
相关词
stick

词源

词源 1
Etymology tree
Proto-Germanic *bagmaz?
Proto-West Germanic *baum
Old English bēam
Middle English beem
English beam
From Middle English beem, from Old English bēam (“tree, cross, gallows, column, pillar, wood, beam, splint, post, stock, rafter, piece of wood”), from Proto-West Germanic *baum, from Proto-Germanic *baumaz (“tree, beam, balk”), from Proto-Indo-European *bʰew- (“to grow, swell”).
Cognate with North Frisian Boom, buum (“tree”), Saterland Frisian Boom (“tree”), West Frisian beam (“tree”), Cimbrian pome, póom, puam (“tree”), Dutch boom (“tree”), German Low German Boom (“tree”), German Baum (“tree”), Luxembourgish Bam (“tree”), Mòcheno pa'm (“tree”), Vilamovian baojm (“tree”), Yiddish בוים (boym, “tree”), Danish, Norwegian Bokmål, Norwegian Nynorsk, and Swedish bom (“beam”), Icelandic baðmur (“tree”), Gothic 𐌱𐌰𐌲𐌼𐍃 (bagms, “tree”), Albanian bimë (“a plant”). Doublet of boom.
The original English meaning of beam ("tree") is preserved in some compound words such as quickbeam.
The verb is from Middle English bemen, from Old English bēamian (“to shine, to cast forth rays or beams of light”), from the noun.
词源 2
Etymology tree
Proto-Germanic *bagmaz?
Proto-West Germanic *baum
Old English bēam
Middle English beem
English beam
From Middle English beem, from Old English bēam (“tree, cross, gallows, column, pillar, wood, beam, splint, post, stock, rafter, piece of wood”), from Proto-West Germanic *baum, from Proto-Germanic *baumaz (“tree, beam, balk”), from Proto-Indo-European *bʰew- (“to grow, swell”).
Cognate with North Frisian Boom, buum (“tree”), Saterland Frisian Boom (“tree”), West Frisian beam (“tree”), Cimbrian pome, póom, puam (“tree”), Dutch boom (“tree”), German Low German Boom (“tree”), German Baum (“tree”), Luxembourgish Bam (“tree”), Mòcheno pa'm (“tree”), Vilamovian baojm (“tree”), Yiddish בוים (boym, “tree”), Danish, Norwegian Bokmål, Norwegian Nynorsk, and Swedish bom (“beam”), Icelandic baðmur (“tree”), Gothic 𐌱𐌰𐌲𐌼𐍃 (bagms, “tree”), Albanian bimë (“a plant”). Doublet of boom.
The original English meaning of beam ("tree") is preserved in some compound words such as quickbeam.
The verb is from Middle English bemen, from Old English bēamian (“to shine, to cast forth rays or beams of light”), from the noun.
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