Nabla
纳布拉琴, 劈形算符(数学符号), 微分算符[子]
🗣️ 情景例句
It looks like she'll be the new manager.
好像她将是新一任经理。
Yes, and I hope we can have some snow this winter.
是的，我希望今年冬天会下雪。
My name is Gao Hui. What is your name?
我的名字是高惠，你叫什么名字？