Quadric discriminator
[计] 二次判别器
🧩 词语组成解析
a. 二次的\\nn. 二次曲面
n. 辨别者, 鉴别器\\n[电] 鉴别器
🗣️ 情景例句
Helped him?
帮助他？
His wife died a year ago. Now he lives alone.
他妻子去年去世了。现在他一个人住。
She's been quite different since coming back from America.
从美国回来之后，她变化很大。