Arkose
n. [地]长石砂岩
🗣️ 情景例句
Is this what I ordered?
这是我点的吗？
Between friends all is common.
朋友之间不分彼此。
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。