n.端点,尽头,手和足,极窘迫的境地
Man's extremity is God's opportunitiy.
车到山前必有路.
In spite of the extremity of her seclusion she was sane.
尽管完全与世隔绝,她依然心智健全。
The lake is situated at the eastern extremity of the mountain range.
湖位于山脉最东端。