Background reflectance
其它 Other[计] 背景反射
🧩 词语组成解析
n. 反射比\\n[电] 反射本领
🗣️ 情景例句
OK. Let's have a look at it.
好，让我们来看看。
Did you go running this morning?
你今早去跑步了吗？
How long have you lived there?
你在那里住多久了？