Essentiality
n. 根本性, 真髓, 本质
🗣️ 情景例句
I have met some people from my country, which has helped me adjust a little.
我遇到了我的同胞，这让我更适应一些了。
None but the wearer knows where the shoe pinches.
只有那个穿鞋人，才知哪里鞋轧脚。
and that this happens at a rate which differs little from person to person,
衰老的速度在人与人之间相差甚微，