Impurities
n. 杂质（impurity的复数）
🗣️ 情景例句
Would you like to discuss it over lunch, Mr. Smith?
史密斯先生，吃饭时再讨论好吗？
Which one do you prefer?
你比较喜欢哪一个？
These young people, who love the peace of mountains, always receive a warm welcome at St.Bernard's monastery.
这些热爱高山清静环境的年轻人每年都受到圣伯纳德道院的热烈欢迎。