Viscosine
粘渣油, 暗色残油, 精制残油
🗣️ 情景例句
He was a dull man and you had to explain things very slowly to him.
他脑筋迟钝，你必须慢慢地给他解释事情。
I would like to place a person-to-person call.
我要打一个叫人电话。
What about those shoes over there?
那边的那些鞋如何？