Docosane
[机] 二十二烷
🗣️ 情景例句
Sit down, sit down.
请坐， 请坐。
Whoever told you that was just joking.
无论是谁告诉你的，反正都是开玩笑。
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。