Not only do tears keep your eyes lubricated, but they also contain a substance that kills certain bacteria so they can't infect your eyes.

眼泪不仅能使你的眼睛保持湿润，它们还含有一种物质，可以杀死某些细菌，使它们不会感染你的眼睛。

youdao

So let me be clear about where I stand: not only do I not believe it, but I can't understand why anyone would take comfort from it.

但现在得让我明白我在干什么：我不仅不相信这些，我也不明白为什么还有人能从中得到安慰。

youdao

There's only one thing he needs to be secureabout, and if not, he might start thinking he can't do that time, and then weall got problems.

他只有这一件事情需要安心，如果不能让他放心的话，他或许会觉得自己无法再这样过下去了，然后我们的麻烦就大了。

youdao

Not only do you not get something tangible to own, but also because you can't resale it and in general, there are less freedoms.

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Not only do the glasses look weird on everyone who isn't a runway model, I can't help but find the overall idea distracting.

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