Periosteous
[医] 骨膜的
🗣️ 情景例句
Nice to meet you, Susan.
很高兴见到 Susan。
What a disappointment.
真是失望透顶。
Normal people tend to forget this process unless and until they are reminded of it.
衰老的过程，不经提起，正常人容易忘记；一经提醒，才会记起。