Natimortality
死亡率
🗣️ 情景例句
He owes his success more to luck than to ability.
他认为他的成功是靠运气而不是靠自己的能力。
The eye that sees all things else sees not itself.
眼睛能看见一切的东西，但看不见自己。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。