Diacetine
二乙酸甘油酯
??? 情景例句
Will I be able to receive the goods by the end of September?
我可以在9月底以前收到貨嗎？
The first step to virtue is to abstrain from vice.
不作惡是走向美德的第一步。
Foreign countries can send their programmes to the other side of the world.
外國一些國家能把它們的節目傳送到中國。