Nabla
纳布拉琴, 劈形算符(数学符号), 微分算符[子]
🗣️ 情景例句
Oh, he's so cute! Oh, Marilyn!
噢， 他真逗人喜爱 ！噢， Marilyn！
They that marry in green, their sorrow is soon seen.
过早地结婚，不久必悔恨。
Our village is in a valley.
我们的村庄坐落在一个山谷之中。