His head was back above the water, but he was still trapped in the waders, and he was losing his breath.
他的头曾一度挺出水面，可身体还被牢牢地困在防水衣里面，看样子即将停止呼吸了。
2
The average breath-alcohol concentration reading for those who mixed alcohol and energy drinks was 0.109, well above the legal driving limit of 0.08.
混合饮用酒精和功能饮料者的平均酒精呼吸浓度是0.109，远高于法定驾车者的限定值0.08。
3
Above all, one learns the limits, both quantitative and qualitative, of one's own strength: when the breath, the legs, and the heart give out, and when, so to speak, it's psychosomatic.