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
I give thanks for being here with my family and for being well,
我感谢能在这里和家人在一起而且很健康，
Never (or Don't) trouble trouble till trouble troulbes you.
切莫自寻麻烦。
Here were not carvings in the rock but paintings.
这里岩石上不是石刻而是绘画。