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.
我知道要采取些强硬的手段才能控制住，因此我将卡放在一大缸水中。
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.
我还在我的博客里更多地写到了我真实生活中的各种挑战，并分享那些我从中辛苦学到的经验和教训。
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.
许多行业，即便是那些以前将本能视为成功关键的行业，都逐渐认识到信息终将战胜勇气的硬道理。

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