Lactonic
a. [化]内酯酸的, 无水氢氧酸类的
🗣️ 情景例句
He made a pretty fortune by selling all his land.
他卖了所有的土地发了大财。
Do you think it looks good on me?
你看我穿着好看吗？
A day may begin well enough, but suddenly everything seems to get out of control.
一天开始时，可能还不错，但突然间似乎一切都失去了控制。