1．A smooth sea never made a skillful mariner.
平静的海洋练不出熟练的水手。
2．The waves, currents, and tides of the sea are much the same as the ups, downs and precariousness of life itself.
大海的波涛、水流与潮汐，与人生的跌宕起伏非常相似。
3．It is said that the voice and wind of the sea are very comfortable.
据说大海的声音和海风是很舒服的。
4．The sea looks beautiful on a fine sunny day, but when there's a strong wind, it's very rough.
在阳光灿烂的日子里，大海很美丽，但刮大风的时候它就会变得非常凶猛。
