Arithmetics
(arithmetic 的复数) n. 算术, 算术知识\\n[机] 算术; 算术的
🗣️ 情景例句
But personally I believe a business letter should end with Very truly yours, not Sincerely.
还行，乔治。但是我个人相信一封商业信函应该以“敬上”结尾，而不是“谨启”。
Idleness is the rust of the mind.
懒惰使脑子生锈。
and they have not a dreary commitment to mean ambitions or love of comfort.
他们既不追逐卑鄙的名利，也不贪图生活的舒适。