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
That's amazing!
太令人吃惊了，真棒！
He has forgotten about his job.
他把工作忘得一干二净。
Yes. If we go on polluting the world, it won't be fit for us to live in.
是的。如果我们继续污染世界，地球就不适合我们居住了。