Packing density
[计] 组装密度
🧩 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
If it's a good job,
假如它是个好工作
They are never alone accompanied by noble thoughts.
思想高尚者决不会孤单。
It's about20,000 kilometres.
大约有20，000公里。