他为自己的项目募集资金的努力白费了，因为没有人表现出要从口袋掏钱的意思。
His efforts to raise money for his program were in vain because no one showed any intention to take a cent out of their pockets.
就我自己而言，为人母最艰难的部分就是要体验那些没有安全感的时刻。有时我会感到我所有的努力都白费了。
For me, the hardest parts of being a mother were the moments of insecurity, when it seemed as though my best efforts fell short.
鉴于没有人想要冒着让自己的努力白费的风险，所以这种担心错过非常重要的“锻炼后代谢窗口期”的说法就以一种“以防万一”的心态流传下来了。
Since nobody wants to risk having their gains wasted, this fear of missing the all-important "post-workout anabolic window" was perpetuated by a "just in case" mentality.
应用推荐