Joists
n. 托梁( joist的复数形式 )
🗣️ 情景例句
I don't know. It's locked.
不知道， 锁着呢。
OK. We have a nonstop flight leaving Kennedy at 9:25.
好的。9点25分有一趟直达班机，从肯尼迪国际机场起飞。
I would suggest that you use this material instead of that.
我建议你改用这种替代那种。