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shear/
ʃɪər
/
1.noun[u] [Physics]
切变，剪应变（指由剪应力作用造成的扭曲或变形）
Solids can support both shear and normal stress.
固体可以支撑剪应力和一般应力。
The shear changed the quadrilateral into a parallelogram.
四边形被剪成了平行四边形。
2.noun[c]
大剪刀，剪切工具
She found him sharpening the shears which would be used to shear the sheep.
她看到他正在磨用来修剪羊毛的大剪刀。
3.vt.
剪
I'm going to shear her hair.
我将要修剪她的头发。
4.vt.
剪羊毛
He went to help on the farm for a few days sheep shearing.
他到农场去了几天帮忙剪羊毛。
5.vt.
剪断，切断
Slitting knives are used to shear the fabric to a precise width.
横切刀被用来将布剪裁到精确的宽度。
6.vi.
折断，扭折
Shrinkage plus a little too much pressure can cause a joint to shear.
用力收缩形成一个可以折断的节点。