Levulinamide
4-氧(代)戊酰胺
🗣️ 情景例句
Robbie, this new Walkman is absolutely wonderful. Robbie
Robbie 这个新的随身听真棒。
People greet one another with Happy New Year.
人们相互祝福“新年好”。
My aunt, Mrs flower, died three weeks ago.
我的伯母弗劳尔夫人3周前去世。