If not for John, Brian wouldn't have learned the truth.

要不是约翰，布莱恩不会了解真相。

《柯林斯英汉双解大词典》

youdao

If not for the message (this was about John Lennon's son), then for the memory you have of the very first time you heard this song.

如果没有这条消息(这是关于约翰·列侬儿子的)，在你的记忆中可能最先听到的是这首歌。

youdao

But in our collective cultural consciousness, if there is a such thing, whether we like him or not we tend to think of John Milton as powerful.

如果说我们有一种集体文化意识的话，在这个意识里，不管我们喜不喜欢米尔顿，我们都会认为他是强大的。

耶鲁公开课 - 弥尔顿课程节选

If you decide that you think Daniel is not scripture, or you think the Revelation of John is not scripture, just take it out of the box.

如果你认为但以理书不是圣典，或者约翰启示录不是圣典，那就把它从箱子里取出。

耶鲁公开课 - 新约课程节选

And again, if you're not in that category, talk to John or I after class, and we'll help you figure out where you might want to go.

再重申，如果你不是这样的学生，请课后来找我或者John谈谈，我们会帮你寻找,更好的去处。

麻省理工公开课 - 计算机科学及编程导论课程节选

If not, John Kerry and John Edwards are your team for the future.

CNN: Clinton: Time again to choose a more perfect union

He traveled extensively, if not at John Paul's pace.

CNN: From police officer's son to pope: The life of Benedict XVI

If not, John Kerry's your man.

CNN: Clinton: Time again to choose a more perfect union