Divalerin
甘油二戊酸酯
🗣️ 情景例句
How many people are there in your family?
你家里有几口人？
They've already turned on the electricity.The house is ready.
他们已经开了电.房子是准备好了的。
That's easy. I can do that tomorrow. I'll bring my drill.
那容易。我明天就做。我把钻头带来。