speed

名词 n. 动词 v. 感叹词 intj.
中文释义

英文释义

名词 n.
  1. The state of moving quickly or the capacity for rapid motion. countable,uncountable
    — How does Usain Bolt run at that speed?
  2. The rate of motion or action, specifically the magnitude of the velocity; the rate distance is traversed in a given time. countable,uncountable
    — Speed limits provide information to the drivers about the safe speed to travel in average conditions.
  3. The sensitivity to light of film, plates or sensor. countable,uncountable
  4. The duration of exposure, the time during which a camera shutter is open (shutter speed). countable,uncountable
  5. The largest size of the lens opening at which a lens can be used. countable,uncountable
  6. The ratio of the focal length to the diameter of a photographic objective. countable,uncountable
  7. Amphetamine or any amphetamine-based drug (especially methamphetamine) used as a stimulant, especially illegally. slang,uncountable
    — I don’t even like speed. It’s alright if ya wanna stay awake for three days an’ clean yer room, but I’m terrible on no sleep. It just makes me anxious.
  8. Luck, success, prosperity. archaic,countable,uncountable
    — St. Francis be my ſpeed, how oft to night / Haue my old feet ſtumbled at graues?
  9. Personal preference. countable,slang,uncountable
    — We could go to the shore next week, or somewhere else if that's not your speed.
  10. A third-order measure of derivative price sensitivity, expressed as the rate of change of gamma with respect to changes in the underlying asset price. uncountable
动词 v.
  1. To succeed; to prosper, be lucky. archaic,intransitive
    — And yf I maye fynde suche a knyghte that hath all these vertues / he may drawe oute this swerd oute of the shethe / for I haue ben at kyng Ryons / it was told me ther were passyng good knyghtes / and he and alle his knyghtes haue assayed it and none can spede
  2. To help someone, to give them fortune; to aid or favour. archaic,transitive
    — God speed, until we meet again.
  3. To go fast. intransitive
    — The Ferrari was speeding along the road.
  4. To exceed the speed limit. intransitive
    — Why do you speed when the road is so icy?
  5. To increase the rate at which something occurs. transitive
    — It is possible that the uterine contractions speed the sperm along.
  6. To be under the influence of stimulant drugs, especially amphetamines. intransitive,slang
    — Jackie is just speeding away / Thought she was James Dean for a day
  7. To be expedient. obsolete
  8. To hurry to destruction; to put an end to; to ruin. archaic
    — infected with the fashions, full of wingdalls, sped with spavins, rayed with yellows
  9. To wish success or good fortune to, in any undertaking, especially in setting out upon a journey. archaic
    — Welcome the coming, speed the parting guest.
  10. To cause to make haste; to dispatch with celerity; to drive at full speed; hence, to hasten; to hurry.
    — He sped him thence, home to his habitation.
  11. To hasten to a conclusion; to expedite.
    — Judicial acts[…]are sped in open court at the instance of one or both of the parties.
感叹词 intj.
  1. Called by the soundman when the recording equipment has reached running speed and is ready to go.
    — “Speed,” Carlos, the soundman, said. […] “Camera.” “Rolling,” replied Bryce, the cameraman.

词形变化

speeds plural speeds present,singular,third-person speeding participle,present sped participle,past sped past speeded UK,participle,past speeded UK,past

词汇关系

近义词
speed velocity
上位词
physical property
下位词
average speed instantaneous speed ground speed airspeed
衍生词
airspeed at speed bat speed bespeed clock speed closing speed constant speed drive constant-speed propeller cruising speed design speed displacement speed film speed flank speed footspeed four-speed full speed ahead gather speed God-speed God speed good speed ground speed groundspeed higher-speed rail high-speed high speed high-speed rail high-speed steel high speed steel hip speed hull speed hydrospeed hyperspeed idling speed lightning speed light speed lightspeed line speed linespeed low-speed medium-speed mobile speed bump multispeed multi-speed Europe multispeeds Newfoundland speed bump off-speed overspeed pick up speed Planck speed polyspeed rampspeed rate of speed shutterspeed single-speed bicycle slow speed control speed bag speedball speedboard speedboarding speedboat speed boat speed bomb speedbooster speedbridge speed bridge speed bump speed camera speed check speed chess speed climber speed climbing speedcore speedcube speed cube speed cushion speed date speed-dating speed dating speed demon speed-dial speed dial speed flying speedfreak speed freak speedful speed garage speed geeking speed gun speed hump speedlamp speedless speedletter speedlight speed limit speed limiter speed loader speed merchant speed metal speed networking speedometer speedometre speedometry speed order speedpaint speed parameter speed pedelec speed pulley speed queen speedread speed read speed-read speed reading speed riding speed run speedrun speedshift speedskate speedskater speed skater speed skating speed skier speed skiing speedsolver speedsolving speed stack speed stacker speed stacking speedster speed table speed tape speed teaching speed trap speed-up speedwalk speedwalking speed walking speedway speedwell speedwise speed wobble speedwork speedworthiness speedy spread spreading stall speed superspeed synchronous speed ten-speed top speed turn of speed twelve-speed two-speed two-speed crossword two-speed Europe underspeed unspeed upon one's speed up to speed V speed wanspeed warp speed wavespeed wind speed wire speed Godspeed speeder despeed dispeed forespeed misspeed outspeed speed up
相关词
angular velocity acceleration deceleration fast speedy slow quickly slowly move quickly move slowly cheetah snail lightning glacier

词源

词源 1
From Middle English sped (“prosperity, good luck, quickness, success”), from Old English spēd (“success”), from Proto-West Germanic *spōdi (“prosperity, success”), from Proto-West Germanic *spōan, from Proto-Germanic *spōaną (“to prosper, succeed, be happy”), from Proto-Indo-European *speh₁- (“to prosper, turn out well”).
Cognate with Scots spede, speid (“success, quickness, speed”), Dutch spoed (“haste; speed”), German Low German Spood (“haste; speed; eagerness; success”), German Sput (“progress, acceleration, haste”). Related also to Old English spōwan (“to be successful, succeed”), Albanian shpejt (“to speed, to hurry”) and Russian спеши́ть (spešítʹ, “to hurry”), Latin spēs (“hope, expectation”), spērō (“hope”, verb), perhaps also to Ancient Greek σπεύδω (speúdō, “to urge on, hasten, press on”).
词源 2
From Middle English speden, from Old English spēdan (“to speed, prosper, succeed, have success”), from Proto-West Germanic *spōdijan (“to succeed”).
Cognate with Scots spede, speid (“to meet with success, assist, promote, accomplish, speed”), Dutch spoeden (“to hurry, rush”), Low German spoden, spöden (“to hasten, speed”), German sputen, spuden (“to speed”).
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