Donor impurity
[化] 施主杂质
🧩 词语组成解析
🗣️ 情景例句
Wait with your pictures for a second.
先别忙着你的摄影。
He must have three more weeks of rest before he is released.
他在出院以前，还需要三周时间的静养。
We spent all our days on the beach.
我们有好几天都是在海滩上度过的。