Lactyl
乳酸基, 乳酰基
🗣️ 情景例句
He says I never turn them out when I leave.
他说我离开时从不关灯。
A bad conscience is a snake in one's heart.
做贼心虚。
'We mustn't buy things we don't need,' I remarked suddenly.
“我们不应该买我们不需要的东西，”我突然发表意见说，