Nabla
纳布拉琴, 劈形算符(数学符号), 微分算符[子]
🗣️ 情景例句
I remember your parents' first house very well.
我还清楚记得你父母的第一栋房子。
It's just what I had in mind.
这正是我想要的。
Sure, I'll be glad to take care of it for you.
好的，没问题，乐于为你服务。