虾虾虾虾酱
立方 cube 立方体有六个面。 A cube has six surfaces. 三的立方是二十七。 Three cubed is twenty-seven. 四次方的 quadruplicate 约等于/近似 vt approximate 方程组 equation set-up补充回答：是的，当然不一样啊。中文都不一样了~哈哈。五次方 quintic六次方的 sextic查了一下n次方程 这样表达 equation of nth order
金鳞平面设计
加：add, 如：Add 2 to 3, we get 5. plus, 2 plus 3 equals to 5减： subtract, 如：2 substracted from 5 is 3 minus, 如： 5 minus 2 is 3.乘：multiply , 如： multiply 2 by 3 times 如： 3 times 2 is 6除：divide, 如， 6 divided by 3 equals to 2 参考资料：新世纪汉英大字典
奋斗的小俊俊
1. 加法：加法运算通常用and, plus, add 等表示。如：Seven and [plus] eight is [are, make(s)] fifteen. 7加8等于15。If you add ten to eight, you get eighteen. 10加8等于18。2. 减法：减法运算通常用 minus, from, take (away) (from) 等表示。如：Eight minus five is [leaves] three. 8减 5等于3。4 from 20 leaves 16. 20减4余16。Ten take away four is [leaves] six. 10减去4得6。(D8)If you take five from twelve, you’re left with seven. 12减去5得7。If you take four away from ten, that leaves six. 10减去4得6。3. 乘法：乘法运算通常用 times, multiplied by, twice 等表示。如：Five times three is [equals] fifteen. 5乘以3等于15。Five multiplied by two equals ten. 5乘以2等于10。What is twice two? 2乘2是多少? 4. 除法：除法运算通常用 divided by, into 等表示。如：Twelve divided by four is [makes] three. 12除以4等于3。Four into twelve is [makes] three. 12除以4等于3。
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