Deadheading
(deadhead 的现在分词) n. 免费乘客, 免费入场者
🗣️ 情景例句
Please accept my apology for not neeting you for lunch Tuesday.
我很抱歉，星期二没有与你一起共进午餐。
I'm sorry to have kept you waiting.
很抱歉，让你久等了。[分词作状语]
How can I get there? I don't know the way.
去那儿怎么走？我不认得路。