★fingernail：手指甲

　　例句：I have the fingernail clippers.

　　我有指甲钳。

　　★knuckle：指节

　　例句：Our fingers bend at the knuckle.

　　我们的手指在指关节处弯曲。

　　★thumb：拇指

　　例句：The little child took her ear between her thumb and forefinger and tugged it playfully.

　　小孩用大拇指和食指捏住她的耳朵，拉着玩。

　　★finger：手指

　　例句：A mantis nipped my finger.

　　螳螂挟住我的手指。

　　★palm：手掌

　　例句：Buddhist monk sat with folded palms.

　　和尚合掌打坐。