"hold up"这个短语在英语中具有多种含义，以下是一些常见的用法：
举起
She held up her hand stiffly.
He held up the heavy box with both hands.
阻挡
Two armed men held up a downtown liquor store last night.
The heavy traffic held up our progress.
拦截
The police stopped the car and held up the driver for questioning.
耽搁
I'm sorry to hold you up, but I need to finish this task first.
The meeting was held up for an hour due to the unexpected guest.
支撑
Can you hold up the beam while I tie the rope？
抢劫
The holdup at the bank was a daring and sophisticated operation.
等待
Hold up a minute, I need to check my email.
理论或观点是否站得住脚
The theory holds up under scrutiny.
这些含义在不同的语境下可能会有不同的用法，因此理解"hold up"的具体意思需要结合上下文。希望这些信息对你有所帮助。
