Bacs
(bac 的复数) abbr. 二进制模拟转换（Binary-Analog Conversion）；（美国）波音飞机公司（Boeing Airplane Company）；英国飞机公司（British Aircraft Corporation）
🗣️ 情景例句
Jack's genius at business.
杰克是个经商的天才。
Various rumors about him are going around.
到底流传着关于他的种种流言蜚语。
Yes. Thanks for listening.
好啊。谢谢你来听音乐会。