1. He learned this lesson the hard way from his own personal experience.
吃一塹長一智，他這個教訓來之不易——是從他自己的親身經歷中得來的。
2. The lesson from all of this is perhaps a broader one.
從所有這一切中得出的教訓可能具有更廣泛的意義。
3. It was the quickest swimming lesson I'd ever witnessed.
這是我所見過的最速成的游泳課。
4. His sailing instructor fell overboard and drowned during a lesson.
他的航海教練在一次訓練課時從船上失足跌入水中，溺水身亡。
5. The Rev. Nicola Judd read the lesson.
尼古拉·賈德牧師選讀了經文。