Arithmetics
(arithmetic 的复数) n. 算术, 算术知识\\n[机] 算术; 算术的
🗣️ 情景例句
He's probably right.
他也许是对的。
I'd like to reserve a sleeper to chicago.
我要预订去芝加哥的卧铺。
That's good to know.
幸好知道了这件事。