Feier
vi. 庆祝
🗣️ 情景例句
Ten o'clock.
十点钟。
Speech is the picture of the mind.
言为心声。
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。