chain

She had a gold chain around her neck..她脖子上戴了条金项链。

a length of heavy chain.一段沉重的链条

the Mayor’s chain of office.市长的链徽

supply chain,供应链；供给链；供需链

supply chain management,供应连锁管理

value chain,价值链

industrial chain,产业链；工业链锁

chain reaction,连锁反应；链式反应

food chain,食物链

markov chain,n. [统]马尔可夫链

chain store,连锁商店

polymerase chain reaction,聚合酶链反应

in chains,在囚禁中；上着镣铐

side chain,侧链；侧锁

long chain,长链

key chain,钥匙扣；钥匙链

chain link,链连

chain length,[化]链长

production chain,生产链；流水线

cold chain,（新鲜食品的）低温运输系统

retail chain,连锁店；零售联营

chain wheel,链轮；滑轮

chain transfer,链转移；链传递