But now his occasional sobs gave way to a steady, silent crying, his eyes screwed tightly shut, his fist in his mouth to stifle his sobs.

• 可是，这时他的断断续续的抽泣已经无法克制，变成了一种持续的、无声的哭泣。他紧闭着双目，把小拳头塞进嘴里，以控制自己的抽泣。