Tetrachoric correlation
四分相关
🧩 词语组成解析
四项的
🗣️ 情景例句
It was nothing.
这不算什么。
I don't know, sir, but I guess the computer made some mistake.
不知道呀，好像是电脑出了故障了。
Sorry. I had a little, but I don't feel like eating.
对不起。我吃了一点儿，我不想吃。