Packing fraction
[化] 充填率
🧩 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
First I want to call home
我先得打个电话回家
Call me tomorrow if you have time.
明天要有时间就给我打个电话。
Pay cash for this one and then we'll see what we can do.
这次就请付现金，以后我们再看看