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
Twist... again.... OK, now... scissors.
扭摆……再来……好现在……张腿合腿。
Reputation is often got without merit and lost without fault.
无功得名是常事，无过失名也是常事。
When there is no one in the office, you can leave the answering machine on so that people who call you up can leave a message.
当无人在办公室时，你可以打开留言机，这样打电话给你的人就可以留言了。