n.指甲;
例句:
Is fingernail what to vitamin lack in vain very?
指甲很白是缺少什么维生素?
He tapped Nim's memo with a fingernail.
他用指甲轻轻地弹了弹尼姆的备忘录.
Why had hand phalange lost occurrence extravasated blood of paragraph of the meeting in time fingernail?
为什么手指骨折了过段时间指甲里会出现淤血?