链接，链锁；丈量；编链；挂链
"the chain of command"
同义词：concatenation
(chemistry) a series of linked atoms (generally in an organic molecule)同义词：chemical chain
a series of (usually metal) rings or links fitted into one another to make a flexible ligamenta number of similar establishments (stores or restaurants or banks or hotels or theaters) under one ownershipanything that acts as a restrainta unit of lengthBritish biochemist (born in Germany) who isolated and purified penicillin, which had been discovered in 1928 by Sir Alexander Fleming (1906-1979)同义词：Ernst Boris ChainSir Ernst Boris Chain
a series of hills or mountains同义词：rangemountain rangerange of mountainsmountain chainchain of mountains
a necklace made by a stringing objects together同义词：stringstrand
v.connect or arrange into a chain by linkingfasten or secure with chainsforward chaining[计]前向链；正向链接