could've

If you could've, you would've.

你要是过去抓不到，将来也没门儿。

He could've done without a girl for one night.

没有那个女人那晚他根本做不到。

You do not put aluminum-foil in the microwave oven, noodlehead! You could've started a fire.

你不可以(不应该)把铝箔纸放到微波炉里去的! 你有可能引起一场火灾的.

This is the only way you could've done this?

这是你做这件事的唯一方式吗？

Well you know, I could've used that advice.

你知道这建议对我很有用。

"All the good times we could've had"

“不然，日子该有多美好”

You could've just said it's over.

你可以当面跟我说咱俩完了。

When I am what could've been or not have been.

我是这个或是那个时会怎么样。

Project Semicolon's website explains the idea behind the tattoo: "A semicolon is used when an author could've chosen to end their sentence, but chose not to. The author is you and the sentence is your life."

“分号项目”的官方网站解释了分号纹身背后的理念：“作家在可以结束语句的情况下，却选择不划下句点，这时就需要用到分号。现在，你是作家，语句则是你的生命。”

I could've made a friend than I lost one.

我本来应该新交了一个朋友，而不是失去了一个朋友。

We've made an acceptable start, but it could've been better.

我们起了一个好头，但本可以更好一些的。