Caramelizing
v. 加熔（糖）使焦, （糖）熔化而变成焦糖( caramelize的现在分词 )
🗣️ 情景例句
And have a nice afternoon.
祝下午玩得愉快。
I'm single.
我现在单身。
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。