joists
n. [矿业][建]托梁（joist 的复数）
v. 为……装托梁（joist 的过去分词）
例句
The builders will have to strengthen the existing joists with additional timber.
建筑工人们将不得不用额外的木料加固现有的接合处。
《柯林斯英汉双解大词典》
These big joists can bear.
这几根大梁承受得住压力。
To those beams, I attached rim joists and floor joists.
并在横梁上附加了龙骨和楼板搁栅。
