Arithmetics
(arithmetic 的复数) n. 算术, 算术知识\\n[机] 算术; 算术的
🗣️ 情景例句
How are you?
你好吗？
No man (or one) is born wise or learned.
人非生而知之者。
I used to travel by air a great deal when I was a boy.
我在幼年的时候，曾多次乘飞机旅行。