chaining

动词 chain:

1. connect or arrange into a chain by linking
   同义词：chain
2. fasten or secure with chains
   同义词：chain

1. I bought this loaf of bread in the chain store opposite the street.
   我在街道对面的连锁商店里买了这只面包。
2. A unit of length used in surveying, equal to0.01 chain, 7.92 inches, or about20.12 centimeters.
   令测量用长度单位，等于0。01测链，7。92英寸或约等于20。12厘米