Definitions

[1] n. 算术, 算术知识

[2] [机] 算术; 算术的

[ ә'riθmәtik ]

1. Accuracy is important in arithmetic.
   准确性在计算中很重要。
2. Arithmetic deals with numbers.
   算数处理数字。
3. How many arithmetic books are left?
   有多少本算数书留着？
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