#Pingu每日一词#【body】thumb [英] [θʌm] [美] [θʌm] n.拇指; (手套的)拇指部份 vi.翘起拇指请求搭乘(过路汽车),示意请求搭便车; 翻阅 vt.翻阅; 作搭车手势; 用拇指翻脏[翻坏](书页等) I press the thumbtack into the board with thumb. 我用大拇指将图钉按在木板上.