Rafters carry the weight of the roof.
椽木支撑住屋顶的重量。
To support, strengthen, or retain in place by means of a block.
支撑，加强，保持用木料和石料等支撑、加强或保持
a bracket or block supporting a balcony or cornice.
一段支撑阳台或飞檐的支架或木块.
A horizontal beam or bar held up by two pairs of divergent legs and used as a support.
支架一根水平的起支撑作用的梁子或木棍，用两对叉开的支脚支撑
They braced up the wooden bridge with ten heavy posts
他们用10根重柱子将那座木桥支撑
one of the cross braces that support the rails on a railway track.
铁路上用于支撑铁轨的横木。
a long stick that a painter uses to support the hand holding the brush.
画家用来支撑握画笔的手的长木棒。
fid:a square bar used as a support for a topmast.
"桅栓:方木条,用来支撑中桅."
A square bar used as a support for a topmast.
桅栓方木条，用来支撑中桅
Wooden support from which criminal is execute by hanging.
用悬吊方法将罪犯处决的木头支撑物。
Wooden support from which criminals are executed by hanging
用悬吊方法将罪犯处决的木头支撑物
a board used to support the back of someone or something.
用于支撑某人或某物的后背的木板。
The gardener propped up the apple tree with a stout
园丁用一块坚固的木板支撑住苹果树。
a wooden bridge is not strong enough to support a railway train.
木桥之力不足以支撑一列火车。
There are two large wooden supports that hold up the roof.
有两根大木柱支撑着房顶。
The fence was held up by wooden posts.
这围栏是用木桩支撑着的。
a wooden prop used to support the roof of a mine.
用来支撑一个煤矿的屋顶的木柱子。
a horizontal beam that provides bearing and anchorage.
提供支撑或抛锚点的平木板。