Bls
abbr. （美）劳工统计局（Bureau of Labor Statistics）；文科学士（Bachelor of Liberal Studies）
🗣️ 情景例句
How do you do?
你好。
He'll always be indebted to you for what you've done.
他将总是为你做了的对你感恩。
It is, in fact, a primitive type of calendar.
事实上是一种最原始的日历。