Arithmatic
算术
🗣️ 情景例句
I'm a movie junkie.
我对看电影有瘾。
No. You should have taken the Yellow Line bus. You can get one at the next stop.
不是。你该乘黄线车才是。到下一站你可以搭上。
Because the Moon has only an eightieth of the Earth's mass,
因为月球的重量只有地球的1/8，