yo-yo

名词 n. 动词 v.
/ˈjəʊ.jəʊ/    /ˈjoʊ.joʊ/|/ˈjəʉ.jəʉ/

英文释义

名词 n.
  1. A toy consisting of a spheroidal or cylindrical spindle having a circular groove in which string is wound; it is used by holding the string in the fingers and reeling the spindle up and down by movements of the wrist.
    — I bought a yo-yo from the toy store yesterday.
  2. A volatile market that moves up and down.
  3. Someone who vacillates. informal
  4. A dogfighting maneuver involving the attacker temporarily exchanging altitude for airspeed, or vice versa, in order to rapidly catch up with the defender or to prevent an overshoot.
  5. A cloth rosette formed by gathering the outside edge of a circle of fabric in toward the centre using a running stitch.
  6. A foolish, annoying or incompetent person. informal
    — It is hard to watch the management for very long and not conclude that the place is run by a bunch of yo-yos.
动词 v.
  1. To vacillate; to move up and down. intransitive
    — The yo-yoing stockmarket whizzed back up by around a quarter and then started to fall again.

词形变化

yo-yos plural yo-yos present,singular,third-person yo-yoing participle,present yo-yoed participle,past yo-yoed past

词源

词源 1
Genericized trademark. Most likely from Ilocano yóyo, or another Philippine cognate.
词源 2
Genericized trademark. Most likely from Ilocano yóyo, or another Philippine cognate.
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