如果我不寄张照片，他会起疑心。

If I don't send a picture, he will smell a rat.

《柯林斯英汉双解大词典》

如果你不这样，我就把你弄瞎。

If you don't, I'll blind you.

youdao

如果我不采取行动实现我的梦想，它就会变成空想。

If I don't take any actions to realize my dream, it will become a fantasy.

youdao

So if I take away the quotation marks, all I have is the word with no indication that it's a concept.

所以如果我拿掉引号，剩下的就只是这个词而不指示一个概念了。

耶鲁公开课 - 文学理论导论课程节选

But frankly, I'm convinced, insofar as I'm convinced of anything, that if one doesn't live by that, nothing of any interest is going to happen.

不过，坦率来讲，我相信，或者说，我确信，如果一个人不相信这一点，那么他的艺术创作只会平淡无奇。

普林斯顿公开课 - 人性课程节选

It's 71 or whatever so that if condition doesn't apply, but now what do I do in this next line?

它似乎71或者其它的，如果条件不适用，在下一行我做了什么？

哈佛公开课 - 计算机科学课程节选