榘

[jù,jǔ]

英语翻译

榘[jǔ]

榘jǔ（ㄐㄨˇ）

⒈ 同“矩”。

carpenter's square, ruler, rule

矩，动差任意变量的正整数功效的期望值。第一个矩是分配的平均数
The expected value of a positive integral power of a random variable. The first moment is the mean of the distribution.
人们使用轧机把材料加工成各种形状，如圆棒材、方棒材和矩形棒材。
A rolling mill is used to form the material into various form such as round rod, square or rectangular bar.
他们做生意规矩吗？
Is their business on the square?