Oligosiderite
少铁陨石
🗣️ 情景例句
We have another event to attend on the same day.
那天我们有其他活动要参加。
Prepare for a rain day.
未雨绸缪。
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。