lend 是借出的意思,而borrow则是借入的意思,区别可以从以下例子看出:

Can you please lend me the computer for a day? If you can't help me, I have to borrow it from the public library. 你能把电脑借给我一天吗 如果你不能帮我,我只好从公共图书馆借。