n.托梁( joist的名词复数 );
例句:
1、
In double floors, its own ceiling joists or bearers carry the ceiling of the room below.
在双层楼板中, 下面的天棚是由其自身下方的搁栅或支架承载的.
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2、
At the lower end of each roof slope, eaves purlins are provided over the ceiling joists.
屋面两坡的下方, 檐口的连系梁支承在平顶搁栅之上.
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3、
Have you seen the joists under the bathroom floor? They're riddled with fine holes.
你看到浴室地板下的托梁了 吗 ?全是小孔.
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