pack可用作及物动词，也可用作不及物动词。用作及物动词时接名词或代词作宾语，有时也可接双宾语，其间接宾语可转化为介词for的宾语。

He'd left me to pack up the mail and post it off.

他让我整理并投递邮件。

He was given hardly 24 hours to pack his bags.

只给了他不到24小时的时间来打点行装。