1·I heard you are now practicing underwater swimming, aren't you?
听说我在练习学潜泳，对吗？
2·In preparing for Short Course Nationals, keep in mind how crucial your starts, turns and underwater swimming will be.
在准备短池比赛的时候，要记住你的出发，转身和水下泳姿将是多么重要。
3·The Olympic Games competitions prior to FINA had included a variety of unusual events such as underwater swimming (1900), 200m obstacle swimming (1900) and plunge for distance (1904).
在国际泳联成立之前，奥运会游泳比赛曾包含一些非惯例项目， chaussure pas che，如1900年奥运会上的潜泳、200米阻碍泳和1904年奥运会上的水上跳近等。
4·Thee Olympic Games competitions prior to FINA had included a variety of unusual events such as underwater swimming (1900), 200m obstacle swimming (1900) and plunge for distance (1904).
在国际泳联成立以前，奥运会游泳比赛曾包括一些非常规项目，如1900年奥运会上的潜泳、200米障碍泳以及1904年奥运会上的水上跳远等。
5·Astronauts practice spacewalks underwater in a huge special swimming pool.
宇航员在一个巨大的、特别的游泳池里进行水下太空行走的练习。
6·The whole building is underwater and you can get to it by swimming and diving.
整个建筑都在水下，你可以通过游泳和潜水到达那里。
7·Swimming will likely be significantly slower than walking or running and be used to explore underwater ruins and ship wrecks.
游泳将比步行或跑步明显的慢，而且会被用做探险水下废墟或沉船。
8·You won't want to go swimming for awhile after you see this great underwater footage of sharks swimming, feeding, and generally appearing very threatening.
你不会想去游泳一段时间后，您会看到这一巨大的水下录像鲨鱼游泳，觅食，而且一般出现非常危险。
9·Push off and start swimming underwater breaststroke.
走到开始游泳水下蛙泳。
10·A new generation of cheap, free-swimming, automatic underwater vehicles (AUVs) is being developed.
新一代低廉，可以自由泳的自动水下车(AUVs)已经被开发。