He staggered into his room and sat down on the bed, the envelope still unopened, and in that moment came understanding to him how people suddenly fall dead upon receipt of extraordinarily good news.
信还没有拆开，在那个瞬间他明白了一个道理：为什么有的人会因为突然得到不寻常的好消息而死去。
2
The moment he made eye contact the woman darted forward and thrust an envelope at Sena, telling him its contents should be sent to the victims in Sri Lanka.
他们目光相遇时，妇人飞快地走上前，把一个信封塞在瑟拉手里，告诉瑟拉里面的东西是送给斯里兰卡灾民的。
3
The moment of truth has arrived. My grades are in this envelope.