steep, abrupt, sheer

形容詞 abrupt:

1. marked by sudden changes in subject and sharp transitions
   同義詞：disconnected
2. exceedingly sudden and unexpected
3. extremely steep
   同義詞：precipitous, sharp
4. surprisingly and unceremoniously brusque in manner

1. It's very unlike him to be so abrupt.
   他這麼粗魯可不像他平時(shí)的樣子。
2. An abrupt rolling or pitching.
   突然的搖晃或墜落
3. A heavy or abrupt fall or collision.
   墜落、碰撞重重的或突然的下落或碰撞
4. The meeting came to an abrupt end.
   會(huì)議突然結(jié)束了。
5. That young man has an abrupt manner.
   那個(gè)年輕人態(tài)度很無(wú)禮。