Osd
abbr. 海洋科学部（Ocean Sciences Division）；美国国防部长办公室（Office of the Secretary of Defense）；英国测绘局（Ordnance Survey Department）；光学扫瞄器（Optical Scanning Device）
🗣️ 情景例句
Hello, Mr. Carlson.
哈喽， Carlson先生。
The knife is dirty, Would you bring me a clean one, please?
这刀子是脏的，请你拿个干净的给我。
The Macdonalds finished supper at Macdonald's, and then bowled at the bowling alley.
麦可糖那一家在麦当劳吃过晚饭后去球馆打保龄。