Arithmetics
(arithmetic 的复数) n. 算术, 算术知识\\n[机] 算术; 算术的
🗣️ 情景例句
John, what are you going to do?
约翰，你要干嘛？
Who am I supposed to see?
我应该去见谁？
We've got to think of ways of changing people's habits.
我们得想想办法，改变人们的习惯。