Aliphatics
脂(肪)族化合物
🗣️ 情景例句
No news is good news as far as I'm concerned.
我觉得没有消息就是最好的消息。
Tell us about your post-purchase servicing.
告诉我们有关你们售后服务的情况。
You'll know our products better after this visit.
参观后您会对我们的产品有更深的了解。