指甲诸区: regiones ungniculares manusregiones unguiculares digitorum manusregiones unguiculares manus
咬: 动词1.(上下牙齿用力对着) bite; snap at 短语和例子咬不动 too tough to bite [chew]; 咬了一口 take a bite; 一口咬定 assert emphatically; insist; 爱叫的狗不咬人。 barking dogs seldom bite. 那条狗咬了我的腿。 the dog snapped [bit] at my
