Parsonsite
斜磷铅铀矿
🗣️ 情景例句
Richard feels we need to find a small house. Richard
觉得我们需要一个小住宅。
I've had enough. I can't eat any more.
我已经饱了，再也吃不下了。
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。