Oss
abbr. [美]航天科学局（Office of Space Sciences）；[美]战略情报局（Office of Strategic Services）
🗣️ 情景例句
You should take the number 1 subway.
应当搭一路地铁。
We've booked a Western-style room for you.
我们已为你订了一间西式的房间。
Can you ring me back right away?
你能立刻回个电话吗？