Fso
abbr. （美）外事官员（Foreign Service Officer）
🗣️ 情景例句
You still look like a teenager.
你看起来像一个十几岁的青年。
How long have they been married?
他们结婚多长时间了？
They hope to finish in time for a trade summit between America and the EU on May 28TH.
他们希望尽早达成协议，为5月28日举行的美国和欧洲贸易的最高通级会议作准备。