Polymastia
n. 多乳房畸形
🔁 扩展释义
【医】 多乳房
🗣️ 情景例句
Stone has been out of work for three months.
世通已失业三个月了。
You cannot make a silk purse out of a sow's ear.
猪耳朵做不成丝钱包；巧妇难为无米之炊。
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。