He is devoted to his wife.

他对他妻子很专一

The report recommends that more resources be devoted to teaching four-year-olds.

该报告建议投入更多的资源用于4岁儿童的教育。

The final term will be devoted to project work.

最后一学期的时间将全部用于专题研究。

He used to be devoted to her.

他过去是很爱她的。

First, how much space should be devoted to roads?

第一个问题是，有多少空间可以被用作公路？

My lecture will be devoted to the study of aesthetics.

我的演讲专门谈美学研究。