Arth
abbr. arithmetic 算术，计算，算术的
🗣️ 情景例句
The only entry requirement is a valid passort.
入境的唯一条件就是持有一本有效的护照。
He has lived here for a year.
他在这里住了一年了。[表示持续到现在的行为]
Excuse me, I must go.
请原谅，我得走啦。