Flsorescence
[医] 萤光, 荧光
🗣️ 情景例句
We cannot leave this problem unattended.
这一问题我们不能置之不理。
He that never climbed never fell.
不向上爬的也不会下跌。
There aren't enough candles, said ann. There are only twelve. We'll need one more.
“蜡烛不够呀，”安说，“只有12支。我们还需要一支。”