Endarteritis
n. [医]动脉内膜炎
🗣️ 情景例句
The scary part's leaving home and moving to college.
害怕的是要离开家搬到学校去。
How old are you?
你多大了？
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
这是因为人类到达这里之前，这些鸟没有天敌，因此，它们不需要发育飞行的翅膀。