Billy: So what did you get?

Jennifer: It's all in the bag.

Billy: What's this? Essential oil? Wow! This stuff is expensive.

Jennifer: I need that to relax. I'm going to put a few drops in my bath water.

Billy: How is oil supposed to make you relax?

Jennifer: They all have essence of flowers in them.

Billy: [Opening the little bottles] Mmmm. They smell nice.

essential oil (n.)

精油。essential是「精华的，精粹的」，名词是essence

比 利：那你买了什么?

珍妮花：全在袋子里。

比 利：这是啥啊?油精?哇!这玩意儿可贵了。

珍妮花：我需要它来帮我放松。我要在我的洗澡水里加上几滴。

比 利：油要怎么帮你放松?

珍妮花：它们里头都有花香精华。

比 利：(打开小瓶子)嗯。很好闻。