一般，它们一边用大鼻孔大口吸气，一边觅食海草，或者慢慢地游向海底更嫩绿的草场。

Usually just their big nostrils appeared for a gulp of air as they foraged on sea grasses or swam slowly to greener underwater pastures.

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她倒吸气，吸了一大口水。

She gasped for air and drew in a lungful of water.

《柯林斯英汉双解大词典》

迈尔斯猛踢胖小子的腹部，迫使他蜷缩在一起，大口大口地吸气。

Miles booted the kid's big belly, doubling him up and forcing him to suck for more air.

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