Reflection density
[医] 反射密度
🧩 词语组成解析
🗣️ 情景例句
study for my math final.
温习数学 准备期末考试。
I'd like to know how you reached your conclusions.
我想知道你们是如何得出结论的。
There was no trace of fingerprints, but the inspector found a dirty red bundle that contained jewellery which the old lady said was not hers.
巡官没有发现指纹，却发现了一个装有珠宝的、肮脏的红包袱。老妇人说那不是她的。