swim造句

The barriers are lethal to fish trying to swim upstream.
这些障碍物对于想要往上游游动的鱼儿来说是致命的。

All of the passengers started the day with a swim.
所有的乘客那天一开始就先游了个泳。

Children swim at the pool, under the watchful eye of lifeguards.
孩子们在救生员的监护下在水池里游泳。

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