washboard
英 ['wɒʃbɔːd]
美['wɔʃbɔd]
- n. （美）搓板；高低不平的路面；防波板
- adj. 搓板状的；崎岖不平的
英英释意
- 1. device consisting of a corrugated surface to scrub clothes on
- 2. protective covering consisting of a broad plank along a gunwale to keep water from splashing over the side