链条的英文：
catena
chain
link chains

参考例句：

The middle of a chain
链条的内部

An impact printer in which the type slugs are carried by the links of a revolving chain.
一种击打式打印机,打印字头装载在转动链条的链环上。

After buying a new chain I was faced with the insurmountable task of putting the confusing jigsaw puzzle together again.
我买来一根新链条后，面临的就是如何把这些令人眼花缭乱的拼板重新组装起来。

A bicycle chain,ie for transmitting power from the pedals to the wheels
自行车链条

The dog strained at his leash.
那狗用力拉扯链条。

A lot of links fitted together form a chain.
许多链环连在一起组成链条。

I chained my bicycle to the tree.
我把自行车用链条拴在树上。

Length or loop of chain used for a specific purpose
(有某种用途的)一截或一圈链条

In every joint of this chain, market joint is the most unsubstantial one.
在这个链条的各个环节中，我国最薄弱的是营销环节。

He tugged at the chains with the aid of two husky comrades
他在两个身强力壮的同伴帮助下使劲地拉着链条。

catena是什么意思：
n. 连锁,连续

Pertaining to the arrangement of a series of items in a catena
在一个链中一组项目的排列。同concatenate。

To arrange a collection of items in a chained list or catena
在链表或串中安排一组项目。

chain是什么意思：
n. 链，束缚，连锁
v. 用锁链拴住，束缚，囚禁

a chain of supermarkets/a supermarket chain
超级市场联号.

a chain of mountains/a mountain chain
连绵的山[山脉]

Chains of gold are stronger than chains of iron
金链锁人比铁炼更牢靠

link是什么意思：
n. 环；节；联系，纽带
v. 连接；联系；挽住

open link cable
开口链环锚链

The strength of the chain is in the weakest link.
链子的承受力在于最薄弱的一环。

They forged the links with the Labor Party.
他们与工党建立了联系。