Cbos
(cbo 的复数) abbr. 通道总线输出（Channel Bus Out）；首席商务官（Chief Business Officer）；银行总监 （Chief Banking Officer）；国会预算局（Congressional Budget Office）
🗣️ 情景例句
Morning.
早安。
I was so angry that I could hardly speak.
我气得几乎说不出话来。
You see, the school will be expensive to run and we shall need a lot of good teachers.
你知道，办这所学校要花很多的钱，我们需要很多好教师。