As he rose to the surface, gasping for breath, he saw that he had been a long time under water; he was perceptibly farther down stream - nearer to safety.
As he rose to the surface, gasping for breath, he saw that he had been a long time under water; he was perceptibly farther down stream - nearer to safety.
当他回到水面上呼吸时，他才发现他在水中躲了很长的一段时间，显然越接近河底越安全。