包装工用英语称为 "packager"。
来源：这个词来源于英语中的 "package" (包装) 和 "er" (后缀，表示人称)。
例句：
"The packager carefully sealed the boxes before shipping them." (包装工细心地对箱子进行封装，然后运走。)
"She worked as a packager in a factory for several years." (她在工厂里当了几年的包装工。)
"The packager is responsible for ensuring that the products are properly packaged before they are shipped to customers." (包装工负责确保产品在运往客户之前得到妥善包装。)