corrugated

动词 corrugate:

1. fold into ridges
   同义词：corrugate

形容词 corrugated:

1. shaped into alternating parallel grooves and ridges

1. The state of being corrugated.
   起皱有了皱褶的状态
2. A corrugated or perforated conducting plate in a storage battery.
   极板网栅，蓄电池电极板蓄电池中呈波纹状或有孔的导电板
3. His brow corrugated with the effort of thinking.
   他皱著眉头用心地思考。