Joists
n. 托梁( joist的复数形式 )
🗣️ 情景例句
He is a good speaker of English.
他英语说得非常流利。
My favorite holiday is Christmas.
我喜欢的节日是圣诞节。
Snakes did not acquire their poison for use against man but for use against prey such as rats and mice, and the effects on these of viperine poison is almost immediate.
因为蛇有毒液不是用来对付人的，而是对付它的猎物，诸如鼠类，毒液对这些猎物会立刻起作用。