Mels
[医][=mean life span]平均寿命
🗣️ 情景例句
Well, forty-seven, to be exact.
准确点说， 四十七年。
Better an egg today than a hen tomorrow.
前程虽远大，现实尤可贵。
He started to complain about this wicked world but was interrupted by a knock at the door.
他开始抱怨起这个邪恶的世道来，却被一阵敲门声打断了。