pull-down

名词 n. 形容词 adj.
中文释义

英文释义

名词 n.
  1. A dynamic menu; a list of options in a computer application which appears below a heading when it is selected, and remains only as long as the user needs it. countable,uncountable
  2. A technique by which a protein is brought down in a test tube by another. countable,uncountable
  3. The conversion of video footage to a higher frame rate by duplicating certain frames. countable,uncountable
    — When a TV monitor is in shot, and the film is transferred to video through the normal 2:3 pulldown there will be a strobing effect where the film and video frame rates clash.
  4. Dodder (plant of genus Cuscuta). uncountable,usually
  5. A trick done with rings where each ring is pulled down over the head instead of being caught and held in the hand. countable,uncountable
    — Another classic trick with rings is the 'pull-down'. This can only be done with rings that fit easily over your head.
  6. An exercise mostly performed by pulling cables, a bar, or handles from a machine situated diagonally to the front top of the sportsman and targetting the rear muscles. countable,uncountable
形容词 adj.
  1. That can be pulled down (lowered). not-comparable
    — The new seating in the second-class open coach; note the newspaper racks and the pull-down tables on the seat-backs.

词形变化

pull-downs plural pulldown alternative pulldown alternative

词源

词源 1
Etymology tree
English pull downdeverb.
English pull-down
Deverbal from pull down.
词源 2
Etymology tree
English pull downdeverb.
English pull-down
Deverbal from pull down.
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