1. He learned this lesson the hard way from his own personal experience.
吃一堑长一智，他这个教训来之不易——是从他自己的亲身经历中得来的。
2. The lesson from all of this is perhaps a broader one.
从所有这一切中得出的教训可能具有更广泛的意义。
3. It was the quickest swimming lesson I'd ever witnessed.
这是我所见过的最速成的游泳课。
4. His sailing instructor fell overboard and drowned during a lesson.
他的航海教练在一次训练课时从船上失足跌入水中，溺水身亡。
5. The Rev. Nicola Judd read the lesson.
尼古拉·贾德牧师选读了经文。