Commercial packing
[经] 商业包装
🧩 词语组成解析
packing
['pækiŋ]
n. 包装，打包;包装材料;（缝隙）填料;
v. 压紧(pack的ing形式);装满;
🗣️ 情景例句
He doesn't have any beliefs; he just takes one day at a time.
他没有什么信仰，每天只是得过且过
That's nice. Where?
好啊，去哪儿了？
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，