Uroflavin
尿黄素
🗣️ 情景例句
Better late than never.
迟做总比不做好。
Compared to the previous model, our new model is less expensive and easier to use.
与旧型机比较我们的新型价格便宜且更容易操作。
I met Zheng Jie after one of his concerts about a week ago.
大约一周前，我在郑杰的一场音乐会之后见过他。