Your efforts are not in vain, Libra, even if you can't see results yet.

你的努力不会白费，秤子，尽管你现在还看不到结果。

youdao

I always feel that life itself should have a meaning, we are not in vain.

我总觉得，生命本身应该有一种意义，我们绝不是白白来一场的。

youdao

As we walk with the Lord and witness to His presence and power, our lives are not in vain! We can be sure of that.

当我们与主同行，见证祂的同在与大能，我们的生命就绝对不会徒然，这是毋庸置疑的！

youdao

Specifically you'll see that the rationale for observing the Sabbath is different. God's name in Deuteronomy 5 is not to be used in a vain oath as opposed to a false oath. There are differences in the meaning.

你会发现两者对守安息日习俗的论述是特别不同的,《申命记》第五章的描述是，不可以妄称上帝的名,而不是不可以以上帝的名义作假誓，它们表达的意思。

耶鲁公开课 - 旧约导论课程节选

It's magnificent, and every waking moment of a commander-in-chief should be to make sure that people like that's efforts are and their family's sacrifices are not made in vain.

CNN: Thompson's September 7, 2007, speech in Des Moines, Iowa

The Teamsters want to make sure that additional "sacrifices are not made in vain again due to mismanagement, " said Dennis Raymond, leader of Hostess's Teamsters workers, in a statement.

WSJ: Twinkie Maker Hostess Brands, Unions Face Off Over New Batch of Cuts

They are not fighting in vain.

BBC: NEWS | UK | UK Politics | In full: Tony Blair's speech