Fso
abbr. （美）外事官员（Foreign Service Officer）
🗣️ 情景例句
You'll see a stop sign.
会看到有个停车再开标 。
It is too late to shut the stalbe door when the steed is stolen.
失马锁厩，为时已晚；贼去关门，为时已迟。
'Certainly,' the girl said.
“当然可以，”那姑娘说。