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 was expecting him here at five forty-five.
我们约好了五点四十五在这里会面的。
Won't you buy me a newspaper on your way home?
回家的时候，替我买份报纸好不好？
was susceptible to a fatal virus disease, myxomatosis.
易患一种叫做"多发性粘液瘤的致命病毒性疾病。