在山脚下一个空旷荒凉的小村庄里,有一所野猫培训学校,很多小猫咪都来这儿学习捕鼠生存技能。算术课是野猫培训学校的必修课程,授课老师是著名的叮当猫教授。一天,叮当猫教授兴冲冲地夹着教具算盘来到培训班,准备为小猫咪们上珠算课。上课了,叮当猫教授把教具算盘挂在黑板中央,语重心长地说:“猫咪们,要想捕到更多老鼠,必须算计好老鼠出没的时间、逃窜的 In a deserted hamlet at the foot of a mountain, there is a Wildcat training school where many kittens come to learn about Rat Survival skills. Arithmetic class is a must-have training course for cats. The lecturer is the famous Professor Ding Dong-cat. One day, Professor Ding Dong cat excitedly came across the teaching abacus abacus training courses, prepared for the kittens to attend classes. Class, Professor Ding Dong cat abacus abacus hanging in the center of the blackboard, solemnly said: ”cats, in order to catch more rats, mice have to calculate the time haphazard, run away