Bac
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
And it makes me feel good that you care about me.
而且， 关心我， 也让我感到很高兴。
One chick keeps a hen busy.
一只小鸡已够母鸡辛忙。
She struck the keys too hard and two of the strings were broken.
她在击琴键时用力过猛，损坏了两根琴弦。