basic ion正离子,碱离子,阳离子basicadj.基本的；基础的；初级的；含硅少的n.基础；根本；[计]BASIC语言Basic Advanced Integrated Navigation System基本高级综合导航系统Basic Education Assistance Material Service基础教育辅助器材处Basic Engineering Casualty Control Exercise基础工程事故控制演习basic unit scientific research organization基层科研组织Basic Automatic Storage Management Concepts自动存储管理基本概念basic-level governments and organizations基层政府和组织basic facilities of agricultural productlon农业生产基础设施Basic Automatic Stored Instruction Computer基本自动存储指令计算机Basic principle and clinical application.基本原理及临床应用。Basic Bismuth CarbonateBismuth Subcarbonate次碳酸铋

1. The number of books on a shelf can be described by a single cardinal number.
   书架上图书的数量是一个基数。
2. The seed is the base number used for the generation of pseudo-random numbers.
   种子是用于生成伪随机数的基数。
3. The unknown number can be calculated from the data.
   通过已知数可以算出未知数。
4. You should number the pages of the thesis.
   你应该计算一下论文的页数。
5. In a floating-point representation, the numeral that is multiplied by the exponentiated implicit floating-point base to determine the real number represented.
   浮点表示法中的一个数字，该数字乘上隐式的浮点底数的幂就决定了所表示的实数。