Pentadecyl
十五(烷)基
🗣️ 情景例句
We'll be looking for your book.
我们会去买你的书。
Is this toothpaste on sale today?
这支牙膏今天是削价出售的吗？
The bus was full. We couldn't get on.
车挤得满满的，我们上不去。