corrugated
🇺🇸
/ˈkɔːrəɡeɪtɪd/
🇬🇧
/ˈkɒrəɡeɪtɪd/
adjective
R
shaped into alternating ridges and grooves
The shed was covered with a corrugated metal sheet.
这个棚子被一张波纹金属板覆盖着。
translation
波纹状的