Impurities
n. 杂质（impurity的复数）
🗣️ 情景例句
when she was running for the school board.
在妈妈竞选联合校董会席次时。
You won't get away with this.
你逃不掉惩罚的。
A week later, the editor at last received a fax from the journalist.
一周之后，编辑终于接到记者的传真。