Mainliner
n. 主干线列车
🗣️ 情景例句
Don't waste your breath trying to persuade them, they'll never listen.
别白费口舌规劝他们，他们不会听你的话。
When the accident happened, I was cleaning the car.
当意外事故发生的时候，我在清理汽车。
They celebrated his birthday with a dance party.
也们举办舞会来祝贺他的生日。