Dicetyl
联十六烷基, 三十二烷
🗣️ 情景例句
I'm the father of the bride.
我是新娘的父亲。
He who does not advance falls backward.
不进则退。
Hmm! That's a bit expensive. Can I try them on, please?
嗯！就是贵了一点儿。我可以试穿一下吗？