packwork

例句：

1. 1. The workers are busy with their packing work every day.
   工人们每天都在忙着他们的打包工作。
2. 2. The company is investing heavily in its new packaging technology.
   该公司正在大力投资于其新的包装技术。
3. 3.The engineers were assembling the new machine yesterday.
   工程师们昨天在组装新机器。