If the answer is no then there is no reason to do it.

如果答案是否，那么就没有理由去做它了。

youdao

If the answer is no then your girl doesn't want it for Valentine's Day.

如果答案是不，那么你的她也不想在情人节收到这样的礼物。

youdao

If the answer to either of these questions is no, then perhaps you should keep quiet.

如果两个问题中有一个答案是“不”，那么也许你就该保持沉默。

youdao

These problems may appear and then disappear, sometimes resulting in long periods when there are no problems at all.

VOA: special.2009.01.06

In the meantime he says, "No, no, no then.

同时他说，“不不。

耶鲁公开课 - 文学理论导论课程节选

And if your answer is no, your answer will be no, then you just know you can't use this equation here.

如果不是，那就不能，你就知道，你不能用这个方程了。

麻省理工公开课 - 化学原理课程节选

It is entirely possible that if there were no oil or gas exports then oil or gas prices would be lower in the US. But if there were no Boeing exports then the price of jet planes might be lower, no GM exports then the price of cars might be lower, no tortillas made of Iowa corn then corn flakes might be cheaper.

FORBES: Lou Dobbs and Bill O'Reilly Don't Seem to Understand Exports

Providence (14-12, 6-8) had won four straight Big East games, including triumphs over then-No. 17 Cincinnati and then-No. 21 Notre Dame on Saturday.

WSJ: Friars no match for No. 8 Syracuse in 84-59 loss

Syracuse rebounded with five straight victories, including a 9-8 overtime win against then-No. 6 Virginia and a 13-8 triumph over then-No. 4 Johns Hopkins, both at home.

WSJ: Top-seeded Syracuse surging as tournament nears