squeak·er /ˈskwikɚ/
 吱吱叫的東西,磨牙者,雛鴿


 Squeak·er n.
 1. One who, or that which, squeaks.
 2. Zool. The Australian gray crow shrike (Strepera anaphonesis); -- so called from its note.

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 squeaker
      n 1: any artifact that makes a squeaking sound when used; "those
           sneakers are squeakers"; "which hinge is the squeaker?"
      2: something achieved (or escaped) by a narrow margin [syn: {close
         call, close shave, squeak, narrow escape]