Ectogenetic
a. 体外发生
🗣️ 情景例句
Can I speak to Betty?
我能跟Betty说话吗?
It's an incredible story to me.
这对我来说是一个无法相信的传闻。
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。