1.foreign firms 外企

例句:Trade and investment offers a big loophole for Chinese and foreign firms.
贸易和投资领域中，中外企业找到了一些大漏洞。

2.enter into 进入；参与；开始

例句:He did not want to enter into a semantic debate.
他不想就语义进行争辩。

3.end up 终结

例句:If you always give in to others you will end up feeling like a doormat.
如果你总是屈服于人，你最终会觉得自己像一个受气包。

4.passed on to 传递；传授

例句:They unreservedly passed on to us their technical know-how.
他们把技术知识毫无保留地传授给了我们。