他指出单独驾车的危险性。

He pointed out the dangers of driving alone.

《牛津词典》

这些街道可不是小孩子夜间单独去的地方。

These streets are no place for a child to be out alone at night.

《牛津词典》

他们是独立的，可单独使用。

They stand alone and can be used alone.

youdao

We could say,look,when Socrates dies, he's dying alone in the sense that he's doing it by himself.

我们能说，当苏格拉底死的时候，他孤独而死的意思是，死亡是他单独完成的。

耶鲁公开课 - 死亡课程节选

So he begins here: Rookslive in a crowd and are mainly vegetarian; Crow may be either another name for rook, especially when seen alone, or it may mean the solitary Carrion crow.

所以他开头这样写道：,白嘴鸦过着群居的生活，它们大部分是素食者;,单独看的时候，乌鸦也能做白嘴鸦的别名，或者乌鸦就是指独居的吃腐肉的乌鸦。

耶鲁公开课 - 文学理论导论课程节选

One thing that makes it pretty clear is that certainly delta S or the sign of it alone is not dictating the outcome here.

这个例子非常清楚的说明,熵增dS或者它的符号,不能单独决定最后的结果。

麻省理工公开课 - 热力学与动力学课程节选