Mathematical expectation
[计] 数学期望
🧩 词语组成解析
🗣️ 情景例句
He will say so, and you may disagree with him too - politely, of course!
你也可能会不同意他的看法——当然，你应该礼貌地告诉他。
Mr. Green, Mr. Smith is here.
格林先生，史密斯先生在这里。
You always tell me to drive slowly, darling.
你总是叫我开慢点，亲爱的。