Calcofluor
[美]卡尔科弗卢尔(荧光增白剂)
🗣️ 情景例句
I don't understand. Did you exercise or not?
我搞不懂 ，你到底作了健身操没有？
Where is gate six?
6号登机门在哪儿？
recorded for the slumbering scientist the strength of a shock that was too weak to waken him,and the direction from which it came.
由于地震太弱而未惊醒科学家时，就为科学家记录下了地震的强度和地震方向。