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
There's a lot of good things about suburban living.
郊区生活是有许多优点。
And do you have friends there?
你在那儿有朋友吗？
Why are you in here?
你为什么在这里呢？