Our efforts were not in vain.

我们没有白忙。

《新英汉大辞典》

My efforts were not in vain.

我的气力没有白费。

《新英汉大辞典》

Our efforts were not in vain.; we didn't waste our energy.

我们的力气没有白费。

《新英汉大辞典》

It is rather for us,the living, we here be dedicated to the great task remaining before us - that,from these honored dead we take increased devotion to that cause for which they here, gave the last full measure of devotion - that we here highly resolve these dead shall not have died in vain;

VOA: special.2011.02.07

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

Abraham Lincoln, sixteenth President of these United States, is everlasting in the memory of his countrymen, for on the battleground at Gettysburg this is what he said: He said: "That from these honored dead we take increased devotion to that cause for which they gave the last full measure of devotion: that we here highly resolve that these dead shall not have died in vain;

VOA: special.2011.02.07

While the company failed, I felt that I fought well, and that our death was not in vain.

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"Please know his death was not in vain, his story reached all corners of the world, " wrote Rena Gerlach from Portland, Oregon.

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"The family would like to have justice be served, so that Mark's death is not in vain, " she said at a rally at the march's end.

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