Perhaps. Or, proceeding in a more convenient, more economical, and consequently more probable fashion,
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!
这正是使人一精一神焕发的海风;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。