Pivalolactone
[化] 新戊内酯
🗣️ 情景例句
Richard, these are terrific pictures. Richard
这些照片真棒。
He's a lawyer.
他是律师。
A woman in jeans stood at the window of an expensive shop.
一位穿着牛仔裤的妇女站在一家高档商店的橱窗前。