Diglycerol
双甘油, 一缩二甘油
🗣️ 情景例句
Your first great-grandchild.
你的第一个曾孙。
I'm pressed for time.
我赶时间。
(Looking at the other woman) I'm sorry, but I don't think I know you.
（瞅着玛蒂尔德）很抱歉，我想我不认识你呀。