翻译成 private aircraft 比较好
private 私人的,私有的
aircraft 飞机,包括直升飞机,公务机和商务机等
你看下边给你俩意思就明白了,只是用于书面的时候用 aircraft 口语用 jet 就可以了。希望可以帮到你
The businessman went to the celebration by his private aircraft.
商人开着私人飞机参加了庆典。
By private jet, of course! And you?
当然是坐私人飞机了!你呢?