And I learned the hard way, the value of sleep.

我用很严重的代价认识到了睡眠的价值。

I've learned the hard way to never let it get that far

我已经吸取了教训不会再重蹈你的覆辙。

And I learned the hard way that it truly does start before.

我从惨痛的教训中学到，面试确实是从以前开始的。

This I have learned the hard way.

这是我经过惨痛教训才学到的。

That's something I learned the hard way during lockdown!

这是我在锁定期间学到的东西！

I think work-life balance is best learned the hard way.

我认为工作与生活的平衡最好是通过惨痛的经历来学习的。

But here's a biology lesson I learned the hard way.

但这是我通过艰难的方式学到的生物学课。

He learned the hard way about the harsh reality of the boxing world.

【hard，hardness】他碰过壁才了解了拳击界的严酷现实。

Now I've learned, the hard way, that some poems don't rhyme, and some stories don't have a clear beginning, middle, and end...

如今我已用艰难的方式学到，有些诗篇无法押韵，有些故事没有明明白白的开头、中间和结尾。

ManguM, Okla., has already learned the hard way how untouched areas of the country remain one traveler away from becoming a hot spot.

俄克拉荷马州的曼古姆地区就已痛苦地认识到，一个过客如何就能引爆一个原本没有受到疫情影响的地区。

I stand squarely behind my decision. After 20 years, I've learned the hard way that there was never a good time to withdraw U.S. forces.

我坚决支持我的决定。20年后，我痛苦地认识到，美军从来没有合适的撤军时机。

No Roman was greater than the Roman state, and the Gracchi had learned the hard way not to stick one's neck out against the Senate.

现在的罗马比罗马城邦更强大了，格拉古兄弟也知道了招惹元老院的残酷代价。

And that is because, as the not-kitchen-savvy among us may have learned the hard way, mixing oil and water in a hot pan is a recipe for flying burning hot liquids.

这是因为，某些厨房小白或许有过将油与水混合在一起的惨痛经历，这会让滚烫的油水液体四处飞溅。

And that is because, as the not-so-kitchen-savvy among us may have learned the hard way, mixing oil and water in a hot pan is a recipe for flying burning hot liquids.

在热锅上混合油水会导致炽热液体飞溅。

However, she learned the hard way that  there is little point in leading the way if no one is willing to follow. Building a better  society is a team sport and requires cooperation.

然而，她从惨痛的教训中了解到，如果没有人愿意跟随，带路就毫无意义。建设更美好的社会是一项团队运动，需要合作。

Just a reminder these are all mistakes that I've made. I'm not saying these things to be condescending. I've just learned the hard way myself and I would much prefer that you guys don't make the same mistakes that i did.

只是提醒一下，这些都是我犯的错误。我说这些话不是居高临下。我自己也刚刚艰难地领悟到，我更希望你们不要犯和我一样的错误。