"Take care in packaging" 是一种常见的表达方式，意思是要仔细保包装。
这种表达方式来源于英语中常用的动词 "take care"，意思是"小心，注意"。因此，"Take care in packaging" 就是在提醒快递员要仔细保包装。
下面是一些例句：
Please take care in packaging the fragile items. (请仔细保包装脆弱的物品。)
Make sure to take care in packaging the electronics to prevent damage during shipping. (一定要仔细保包装电子产品，以防在运输过程中损坏。)
It's important to take care in packaging the valuable artwork to ensure it arrives in good condition. (仔细保包装珍贵的艺术品很重要，以确保它们能完好无损地到达。)