英文英文字典

英文英文字典

古腾堡计划中的在线英语-英语词典

结果

Underpin的结果

Underpin (v. t.)
To lay stones, masonry, etc., under, as the sills of a building, on which it is to rest.
Underpin (v. t.)
To support by some solid foundation; to place something underneath for support.