Jac
abbr. 飞机制造联合委员会（oint Aircraft Committee）
🗣️ 情景例句
It's because I have a bad cold.
那是因为我患了重感冒。
This nation is noted for its economic stability.
这个国家以经济稳定闻名。
Yes, your last shipment wasn't up to par.
嗯，你上次送去的货没有达到标准。