Contravariant vector
[计] 逆变向量
🧩 词语组成解析
反［抗, 逆］变式, 抗［逆］变量
🗣️ 情景例句
Okay, we're all agreed.
好，大家的意见都统一了。
Be my guest.
请便、别客气
The men got such a fright that they dropped the bag and ran away.
这两个人吓了一跳，扔下提包逃跑了。