我们也许只能使用未受过训练的员工了。

We may have to resort to using untrained staff.

《牛津词典》

词库中的单词只能使用一次。

You may not use any of the words in the bank more than once.

youdao

在此之前，人们只能使用风扇。

Before that, people could only use fans.

youdao

If it was an unordered list, we were basically stuck with linear search. Got to walk through the whole list to see if the thing is there.

如果是一个未排序的列表,基本上我们就只能使用线性搜索了,通过遍历整个列表来查看。

麻省理工公开课 - 计算机科学及编程导论课程节选

And "it" definitely just refers to time and you only use "it" when you're talking about time.

这时，“it” 一词仅指时间，当你在谈论时间的时候，只能使用 “it”。

How long课堂 - SpeakingMax英语口语达人

I own them in the limited sense that I can use them for myself, but I can't trade them away.

我拥有票，但也界定了我只能自己使用，但不能出售它们。

耶鲁公开课 - 公正课程节选