Leucoflavin
无色核黄素
🗣️ 情景例句
I'm disappointed, but I respect your decision.
我很失望， 但我尊重你的决定。
If you dance you must pay the fiddler.
要想寻欢作乐，代价非付不可。
Who has not stood in awe at the sight of a spider pouncing on a fly, or a column of ants triumphantly bearing home an enormous dead beetle?
当看到蜘蛛扑向一只苍蝇时，一队蚂蚁抬着一只巨大的死甲虫凯旋归时，谁能不感到敬畏呢？