Fluorane
荧烷
🗣️ 情景例句
I have the whole summer ...
我有一整个暑假可以利用……
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
He was adored by rich and poor alike.
无论是富人还是穷人都对他祟拜备至。