Quadratic variation
[计] 二次变分
🧩 词语组成解析
a. 二次的\\nn. 二次方程式
🗣️ 情景例句
Maybe the real owners will come to claim her.
也许狗的主人会来认领她的。
Did you go to the bank last night?
你昨晚去银行了吗？
She was wearing a full-length skirt which swept the ground.
身穿一条拖地长裙，