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
What makes you work so hard?
什么使你这样卖命？
People go to visit their parents, relatives and friends.
人们出门探望父母、亲威和朋友。
Because of his revolutionary views, he spent many years in prison.
由于他的革命观点，他在监狱里度过了许多年。