scratch one's head

动词 v.
中文释义

英文释义

动词 v.
  1. To puzzle, ponder, or wonder about something. idiomatic
    — Faced with a box full of hundreds of small parts and forty pages worth of assembly instructions, he could do little more than stand there and scratch his head.

词形变化

scratches one's head present,singular,third-person scratching one's head participle,present scratched one's head participle,past scratched one's head past

词源

scratch + one's + head
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