Trackwalker
n. <美>[铁]保养或检查铁路的人员
🗣️ 情景例句
Eat your vegetables, they're good for your health.
多吃蔬菜，这对你的健康有好处。
You can't make omelets (or omeletts) without breaking eggs.
有失才有得。
Perhaps you've heard our product's name. Would you like to know more about it?
也许你已听说过我们产品的名称，你想知道更多一点吗？