lend a hand

1. 帮忙

Please lend a hand with my book.

请帮我拿一下书。

lend itself to

1. 适合

This story lends itself to film adaptation.

这个故事适合改编成电影。

lend oneself to

1. 同意参与; 有助于

I will not lend myself to dishonest schemes.

我不愿参与不光彩的阴谋。