Packed density
[化] 填充密度
🧩 词语组成解析
packed
[pækt]
adj. 充满…的;塞满了…的;
v. 包装(pack的过去式和过去分词);
🗣️ 情景例句
Until today, I was never really interested in medicine.
直到今天 ，我才对医学真正感兴趣。
I broke 7 plates.
我打破七个盘子。
but they did not go out of their way to court such excitement.
但是，他们并非故意寻求这种刺激，