Perphosphate
过磷酸盐
🗣️ 情景例句
Yes, I can have a break from all this tired work in the office.
好哇，这样我就可以暂时忘却累人的工作了。
The plan worked well.
那项计划进行顺利。
George studied medicine in his youth.
乔治年轻时学过医，