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The ornithologists made Vs with their thumbs and forefingers, measuring angles.鳥類學家們用大拇指和食指構成V形量測角度.Her flat head and nose were made by pinching the clay between the forefingers.她的平頭和鼻子都作出捏食指之間的粘土....

n.食指( forefinger的名詞復數(shù) )...

forefingers的音標：...