Perfect number
[计] 完全数
🧩 词语组成解析
🗣️ 情景例句
May I please speak to Mr. Kong?
我可以孔先生讲话吗？
I am working for a trading company as an assistant manager in the overseas distribution section.
我在一家贸易公司的海外行销部门做经理助理。
A week before, he had completed a successful overland flight during which he covered twenty-six miles.
一周以前，他曾成功地进行了一次26英里的陆上飞行。