1.
injective cochain complex
内［单］射上链复形
2.
detach a link from a chain
从链子上拆下一个链环
3.
To become fastened or unfastened by a zipper.
拉开拉链，拉上拉链
4.
A tooth of a sprocket wheel.
扣链齿链轮上的一个扣链齿
5.
muzzle an anchor
挽绑锚链(用小绳将锚链挽绑在锚杆上
6.
Any member of the alkane series.
链烷，烷烃烃链上的任一成分
7.
One of the links of the chain that drives the wheels had snapped.
轮子的链条上断了只链环。
8.
The prisoners were chained to the wall.
囚犯们被铁链锁在墙上。
9.
cleated tire chain
装在轮胎上的抓地板链
10.
They wore their gold necklaces and earrings.
戴上了金项链和金耳环，
11.
The monkey was chained to a tree
猴子被用铁链栓在树上。
12.
chain a dog for the night
晚上用链子把狗拴起来
13.
She zipped up her dress.
她拉上了衣服的拉链。
14.
Your fly is open.
你(裤子)的拉链没拉上。
15.
wrench a window off its hinges; wrench oneself free from somebody's grip; also metaphorically: a deep sigh was wrenched from his chest.
把窗子从铰链上拧下来。
16.
take the door off its hinges and rehang it
把门从铰链上卸下重装
17.
Separate hinge from door.
从车门上拆开铰链。
18.
Hinges work better with oil.
铰链上油后就灵活了。