Pentadecyl
十五(烷)基
🗣️ 情景例句
To do what?
做什么呢？
What are you interested in?
你对什么比较感兴趣？
Yes. Go along this road, and take the first turning on the left, and the second turning on the right.
有。沿这条路往前走，然后在第一个拐角处向左转，接着在第二个拐角处向右转。