Repeller
[医] 退回器(兽医产科器械)
🗣️ 情景例句
You go first.
你先来。
He will be too afraid to do anything.
他害怕得什么都不能做了。
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。