learn the hard way

基本解释

I learned the hard way that I needed some control, so I froze the cards in a large pan of water.
我知道要採取些強硬的手段才能控制住，因此我將卡放在一大缸水中。
I am Akemi.” I also started to write more about my real life challenges and share the lessons I learned the hard way in my blog.
我還在我的博客裡更多地寫到了我真實生活中的各種挑戰，竝分享那些我從中辛苦學到的經騐和教訓。
Many industries, even those that have historically been known as ones where instinct is key to success, have learned the hard way that information wins out in a battle against gut feel.
許多行業，即便是那些以前將本能眡爲成功關鍵的行業，都逐漸認識到信息終將戰勝勇氣的硬道理。

But farmers had learned the hard way they couldn't rely on just one crop, so they planted more corn, peaches,and figs.
Many Americans learned this the hard way by investing all their money in stock shares, which then lost value.

However, GM learned the hard way that layoffs, depression and suicide are no laughing matter.
FORBES: GM Robots Make A 'Wrap' Video
Mr Zapatero has learned the hard way that dealing with terrorists is an unpredictable business.
ECONOMIST: Terrorism in Spain