Collins Chinese Dictionary Plus (3rd edition), 2011:
arithmetic [əˈrɪθmətɪk]
n
[u]
1 (Math) 算术(術) suànshù
2 (in particular calculation) 计(計)算 jìsuàn
3
▶ the arithmetic (of particular situation) 数(數)字 shùzì
WordReference无法翻译这句话,但您可以点击每个单词,看看它的含义:
mental arithmetic
Collins Chinese Dictionary Plus (3rd edition), 2011:
arithmetic [əˈrɪθmətɪk]
n
[u]
1 (Math) 算术(術) suànshù
2 (in particular calculation) 计(計)算 jìsuàn
3
▶ the arithmetic (of particular situation) 数(數)字 shùzì
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