arithmetic
n. /əˈrɪθmətɪk/ B1
算术
The branch of mathematics dealing with counting and numbers.
仙境例句
Real arithmetic, Alice thought, was adding and taking away, not Uglification.
爱丽丝心想，真正的算术是加法和减法，可不是什么“丑化法”。
原著这一句
“Reeling and Writhing, of course, to begin with,” the Mock Turtle replied; “and then the different branches of Arithmetic—Ambition, Distraction, Uglification, and Derision.”
“一上来当然是滚爬摸索和歪歪扭扭的书法，”假海龟回答，“然后是算术的各个门类——狂妄法、走神法、丑化法和嘲弄法。”
卡罗尔原著 · 第 9 章