shaped into alternating parallel grooves and ridges;"the surface of the ocean was rippled and corrugated"
中英词源
corrugated 起皱的，起波纹的
cor-, 强调。-rug, 皱，波纹。
corrugated (adj.)
1620s, "wrinkled" (of skin, etc.), past participle adjective from corrugate. Meaning "bent into curves or folds" (of iron, cardboard, etc., for elasticity and strength) is from 1853.
词态变化
权威造句
1. The front wall is made of corrugated steel.
前面的墙是用瓦楞钢板做的。
来自柯林斯例句
2. a corrugated iron roof
波纹铁屋顶
来自《权威词典》
3. His brow corrugated with the effort of thinking.
