企业对企业的电子商务的英文：
business-to-business

business是什么意思：
n. 商业，交易，生意；公司，商店；事情；职责

Be engaged in; be Busy in
从事于

to sit for business
因公滞留

As Busy as a bee
(象蜜蜂)忙忙碌碌的

Monkey Business
耍些骗人的把戏、捣鬼

depressed business
不景气的生意