虽然城市和郊区都有社区学校，但只有一个课室的校舍在农村地区还是很常见。

While there were neighborhood schools in cities and suburbs, one-room schoolhouses were common in rural areas.

youdao

另2个孩子说耳朵痛，但只有一个告诉我是哪一边耳朵不舒服。

Two children had earaches, but only one could tell me which ear was affected.

youdao

我还要与各个行业的管理层对话，但只有一个行业除外—烟草业。

I am also speaking with executives in multiple industries except for one - the tobacco industry.

youdao

There are some exceptions, which we'll get to later, but the only a big exception here is with hydrogen, which has a special stability that's associated with two electrons.

但也有一些例外我们将以后再讲，但这里只有一个较大的例外，氢，它的稳定性比较特殊，只需要两个电子。

麻省理工公开课 - 化学原理课程节选

So the open curly brace followed by the closed curly brace means everything inside of these curly braces should get executed, but only if that first condition is actually true.

所以左花括号后面跟着,右花括号，这意味着花括号里面所有的代码,都应该是要被执行的，但只有当第一个条件是正确的。

哈佛公开课 - 计算机科学课程节选

And I have actually seen evidence over the years, mercifully, just a small amount of evidence, but there are, in a group like this, always a few students who come in with a really strong background in high school.

这几年我已经见到了实例，令人感激的是，只有小部分人，但在这，像这样的一个小组，总有一些来到我们这的学生,在高中打下了良好的基础。

麻省理工公开课 - 固态化学导论课程节选