Mainlines
n. 主线；静脉注射\\nvt. 把海洛因等毒品直接注入静脉\\nvi. 沉溺于；注入\\na. 主流的；沿干线的；传统的
🗣️ 情景例句
I was relieved of my position.
我被撤职了。
We also hope to expand our business with you.
我们也希望与贵公司扩大贸易往来。
We could have a walk around. Let's go out at about six o'clock, shall we?
我们可以四处走走。咱们大约6点出发，行吗？