Life-expectancy
[医]寿命（预期寿命）
🧩 词语组成解析
life
[laɪf]
n. 生活，生计;生命，性命;一生，寿命;人生，尘世;
🗣️ 情景例句
Did you look at them?
你看过了吗？
Least said, soonest mended.
多说反坏事。
Late in the afternoon, the boys put up their tent in the middle of a field.
傍晚时分，孩子们在田野中央搭起了帐篷。