extremity

名词 extremity:

1. an external body part that projects from the body
   同义词：appendage, member
2. an extreme condition or state (especially of adversity or disease)
3. the greatest or utmost degree
4. the outermost or farthest region or point
5. that part of a limb that is farthest from the torso

1. Either extremity of the main axis of a nucleus, a cell, or an organism.
   卵细胞的极细胞核、细胞或有机体的主轴两端的任一端
2. He was driven crazy by the extremity of pain.
   极度的痛苦使他发狂。

ex.trem.i.ty

n.（名词）
【复数】 ex.trem.i.ties
The outermost or farthest point or portion.
末端，极点：最外或最远的点或部分
The greatest or utmost degree:
极度：
例句：
the extremity of despair.
极度失望

Grave danger, necessity, or distress.
险境，困境：极度危险、需要或痛苦
A moment at which death or ruin is imminent.
临死，临终：临死或毁灭的时刻
An extreme or severe measure.
严厉措施：极端或激烈的手段

A bodily limb or appendage.
四肢或身体的附属肢体
A hand or foot.
手或足