Meso form
[化] 内消旋型
🧩 词语组成解析
n. 中央;中间
🗣️ 情景例句
where would you choose to spend our anniversary?
会选哪里去度我们的结婚周年纪念日
What a mess!
乱七八糟。
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。