Cao
abbr. 首席行政官（Chief Administrative Officer）；仅限货机 （Cargo Aircraft Only）；计算机辅助订货（Computer-Assisted Ordering）
🗣️ 情景例句
At the Bronx High School of Science.
在Bronx区的理科中学读书。
He likes playing the eletronic organ.
他喜欢弹电子琴。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。