Arquad
卤化烷基三甲基铵(阳离子表面活性剂), 季铵盐萃取剂
🗣️ 情景例句
He has no capacity to be a doctor.
他没有当医生的能力。
I will be having dinner in Paris in April.
我将在四月份在巴黎吃晚餐。
We will take the Endeavour. It is a good, strong ship, though not very fast. There will be a lot of room below for stores.
我们用“奋力号”。它虽然速度不算快，但却是一只完好、结实的船。船体下面有很多地方还可以放储存品。