Then, after seeing her eyes closed, and hearing her breathe gently, he believed she had dropped asleep, and left the apartment on tiptoe, closing the door after him with the utmost precaution.

• 后来，看到她的眼睛已经闭上了，听到了她发的均匀的呼吸声，他相信她已经睡熟了，就踮着脚尖离开房间，万分小心地把门拉上。