n. 先生;(用于姓名前)爵士;(中小学生对男教师的称呼)先生;老师
网络 爵士; 长官; 信干比(Signal-to-Interference Ratio)
Is everything in order, sir?
一切都正常吗,先生?
Are you ready to order, sir?
先生,可以点菜了吗?
Good morning, sir. Can I help you?
早上好,先生。您要点什么?
"Not exactly, sir," temporized Sloan.
“不全是这样,先生”,斯隆敷衍着。
"Dear Sir," she began.
“尊敬的先生”,她开始写到。