或者是这样。或者，他是用更方便，更经济，而且更可能的方法，

　　was he satisfied with merely returning to breathe at the surface of the water like a cetacean, renewing his oxygen supply every twenty-four hours?

　　那就是像鲸鱼类动物一样，浮到水面上来呼吸，二十四小时换一次空气。

　　In any event, whatever his method was, it seemed prudent to me that he use this method without delay.

　　不管怎样，不管用哪种方法，我觉得为了慎重起见，现在应该赶快使用了。

　　In fact, I had already resorted to speeding up my inhalations in order to extract from the cell what little oxygen it contained,

　　事实上，我不得不加紧呼吸，把这房间里很少的一点氧气都吸取了，

　　when suddenly I was refreshed by a current of clean air, scented with a salty aroma.

　　这时候，我忽然吸到一股带海水咸味的新鲜空气，我感到凉爽轻快。

　　It had to be a sea breeze, life-giving and charged with iodine!

　　这正是使人精神焕发的海风；含有大量碘质的海风！

　　I opened my mouth wide, and my lungs glutted themselves on the fresh particles.

　　我张大了嘴，让肺部充满了新鲜气体。

　　At the same time, I felt a swaying, a rolling of moderate magnitude but definitely noticeable.

　　同时我感到船在摇摆。