Malonamide
丙二酰胺
🗣️ 情景例句
In ancient times the rich used jade or gold chopsticks to display their wealth.
在古代，富人家用玉或金子制成筷子以显示其家庭的富有。
His toe is swollen, Does it hurt?
他的脚趾肿起来了，疼不疼？
Yes, of course I can, Penny.
会的，我当然会，彭妮。