数和的英文：
scalar sum

参考例句：
  • Latin nouns have case, number and gender.
    拉丁语名词有格，数和性。
  • The verb agrees with its subject in number and person.
    动词的数和人称与其主语一致。
  • To inflect(a noun,a pronoun,or an adjective)for number and case.
    字尾变化使(名词，代词或形容词)的数和格发生变化
  • In English the verb must agree with its subject both in number and person
    英语动词必须与主语的数和人称都一致。
  • We shall present some of the basic properties of the vertex and edge chromatic numbers
    我们将介绍顶点色数和边色数的一些基本性质。
  • The maximum wattage and rated voltage are shown on the heater data plate.
    在热水器的规格面板上,标注着最大功率瓦数和额定电压。
  • The number of yams per 10 cm influences the length of the float along with the number of harnesses.
    织物中每10厘米中的纱线根数和使用综框的数目影响着浮长线的长度。
scalar是什么意思：
n. 数量
a. 数量的,分等级的,梯状的
  • The divergence of a vector function is the scalar function
    矢量函数的散度是一个标量函数。
  • Inertia scalars are defined in terms of quantities called inertia vectors
    我们将用惯性矢量来定义惯性标量。
  • The criterion of equality of two quaternions is that their scalar parts shall be equal
    两个四元数相等的准则是，它们的数量部分相等。
  • The B-module MB is said to be obtained from M by extension of scalars
    我们说B-核MB是从M验纯量扩充而得到的。
  • Fixed a bug in WDDX deserialization that would sometimes corrupt the root element if it was a scalar one.
    修正了WDDX反序列化时如果是标量可能破坏根元素的问题
sum是什么意思：
n. 总数，总和；算数；金额；要点
v. 合计；总结
  • There are spots in (or on) the sum
    人孰无过
  • This is the sum of this book.
    这就是这本书的要点。
  • A Lump Sum Rate of ...
    费用合计…
  • The sum of a column of figures.
    总额一列数字的总和
  • He paid an enormous sum.
    他支付了一大笔款项。

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