英语释义
1. a broad thin plank along a gunwale or on the sill of a lower deck port to keep out the sea
2. baseboard
3. a corrugated rectangular surface that is used for scrubbing clothes or as a percussion instrument
4. a road or pavement so worn by traffic as to be corrugated transversely
5. an abdominal area characterized by prominent and well-defined musculature —usually used attributively
a bodybuilder with washboard absa washboard stomach
6. a board with ridges on its surface that was used in the past for washing clothes by rubbing wet clothes against it
7. a group of strong and well-shaped muscles that can be seen on a person's stomach