Sir
美 [sər]
英 [sə(r)]
- n.老师；阁下；（对不认识的男性的称呼或对男性的尊称）先生
- v.称…为先生
- 网络爵士；长官；信干比(Signal-to-Interference Ratio)
复数：sirs
SIR
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1. | （对不认识的男性的称呼或对男性的尊称）先生used as a polite way of addressing a man whose name you do not know, for example in a shop/store or restaurant, or to show respect |
Good morning, sir. Can I help you? 早上好，先生。您要点什么？ | |
Are you ready to order, sir? 先生，可以点菜了吗？ | |
‘Report to me tomorrow, corporal!’ ‘Yes, sir!’ “下士，明天来向我报告！”“是，长官！” | |
‘Thank you very much.’ ‘You're welcome, sir. Have a nice day.’ “多谢。”“不客气，先生。祝您愉快。” |
2. | （正式信函中对不知其名的男性收信人的称呼）先生，阁下used at the beginning of a formal business letter when you do not know the name of the man or people that you are dealing with |
Dear Sir/Sirs 亲爱的先生╱诸位先生 | |
Dear Sir or Madam 亲爱的先生或女士 |
3. | （贵族头衔，用于爵士或准男爵的名字或姓名前面）爵士a title that is used before the first name of a man who has received one of the highest British honours (= a knight ), or before the first name of a baronet |
Sir Paul McCartney 保罗 ) 麦卡特尼爵士 | |
Thank you, Sir Paul. 谢谢，保罗爵士。 |
4. | （中小学生对男教师的称呼）先生，老师used as a form of address by children in school to a male teacher |
Please, sir, can I open a window? 老师，请允许我打开一扇窗户好吗？ |