Mathematical expectation

[计] 数学期望

🧩 词语组成解析

mathematical [,mæθə'mætɪkl]
adj. 数学的;精确的;绝对的;可能性极小的;
mathemat数学 + ic...的+al ...的 → a.数学的,数学上的
expectation [,ɛkspɛk'teʃən]
n. 期待;预期;前程;[数]期望值;
expect期待+ation表名词 → 期待,希望

🗣️ 情景例句

Shall I call Mr. Marchetta for you?
要我替你打电话给 Marchetta先生吗?
The spoon is dirty, Would you bring me a clean one, please?
这汤勺是脏的,请你拿个干净的给我。
Perhaps she understood me because she herself had always had very weak eyes.
当我回顾那些岁月时,我深深地为安妮的智慧所打动。她理解我,也许是因为她本向来视力就很弱。
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