fish with freedom
自由自在的鱼
以上为机器翻译结果，长、整句建议使用 人工翻译 。
It was a perfection of a valve that made the aqualung possible and put man back into the sea with all the freedom of a fish.
是阀的完善使研究水中呼吸器成为可能，并将人类送到海里，使其象鱼一样自由。
youdao
"That gave him the freedom to swim like a fish with a camera and be able to record what he was seeing.
VOA: standard.2010.06.18
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