Impureness
n. 污染, 不纯
🗣️ 情景例句
We will also need a letter of recommendation.
我们还要求一封推荐函。
I will go with him if he asks me.
我会和他走，假如他要求我的话。
You see, I was hoping to give you a surprise.'
嗯，我是想让你大吃一惊。”