I see the fish in the water free swimming like a naughty child.

我看到水中的鱼儿自由的游来游去像一个个调皮的小孩子。

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Activity in the respiration Chambers was less than that reported for free swimming herring larvae.

在呼吸器中仔鲱的活动水平较之在自由游泳时低。

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The male should be removed within two days after the fry hatch, as they may eat the young once they are free swimming.

男性应该被删除后的两天内鱼苗孵化，因为他们可以吃年轻一次，他们是自由游泳。

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They're stuck to a surface that's provided by the environment that's around them, they're not swimming free in solution.

他们黏联在,周围环境的表面上,而不会在溶液中自由运动

耶鲁公开课 - 生物医学工程探索课程节选

For children, they have tennis. They have swimming, and it's all free for people.

有网球给孩子们玩。人们也可以免费游泳。

最美丽的公园 - SpeakingMax英语口语达人

Mr Jones also answered questions on health services in north Wales and the free swimming scheme.

BBC: First minister's questions

He said the money would be better spent on things like reinstating free swimming and fixing roads.

BBC: Wiltshire Council identifies ?99m of savings

The first minister said he was ignoring schemes such as the free swimming for children and the elderly.

BBC: No war on England, the First Minister declared this week.