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
Thank you.
谢谢你。
I will go to the drugstore.
我将去药房。
It was this that betrayed me.
正是这副模样泄露了我的秘密。