1、defend

防御;保卫;保护

Every man who could fight was now committed to defend the ridge.

每个能够参加战斗的男子现在都决心要保卫这条山脊。

His courage in defending religious and civil rights inspired many outside the church.

他在捍卫宗教和公民权利时所表现出来的勇气鼓舞了许多教会之外的人。

替…辩护;为…辩解;维护

Matt defended all of Clarence's decisions, right or wrong.

克拉伦斯的决定，不管对错，马特都予以维护。

The author defends herself against charges of racism by noting that blacks are only one of her targets.

面对种族主义指控，作者替自己辩护说黑人只是她的抨击目标之一。

(律师)为(被告)辩护

a lawyer who defended political prisoners during the military regime.

在军人政权时期为政治犯辩护的律师

He has hired a lawyer to defend him against the allegations.

他已聘请了一位律师针对这些指控为自己辩护。

2、expand

扩充;扩大;增加

Engineers noticed that the pipes were not expanding as expected.

工程师注意到管道并没有如预期那样膨胀。

The money supply expanded by 14.6 per cent in the year to September.

截至9月，当年的货币供应增加了14.6％。

扩大；发展；扩展

The popular ceramics industry expanded towards the middle of the 19th century.

到19世纪中期，大众制陶业得到了发展。

The interest rate's coming down. I'll be able to expand or stay in business.

利率正在降低，我可以扩大公司或者维持经营。