Poly(propylene glycol)
[化] 聚丙二醇
🗣️ 情景例句
And your friends are planning to go to Columbia?
而且你的朋友们也准备上Columbia大学 ，对吗？
From hearing comes wisdom; from speaking, repentance.
多听增智慧，多言生后悔。
Li Lei went into the school and found Miss Zhao in the school library.
李垒走进学校，在学校图书馆里找到赵小姐。