Packing density
[计] 组装密度
🧩 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
What are the best exercises for my health?
什么是最利于我身体健康的锻炼方式？
Learn to creep before you leap.
循序渐进。
We had a very nice time.
我们过得非常愉快。