Ultraemulsifier
超声乳化器
🗣️ 情景例句
All right.
很正确。
May I ask you a question?
我可以向您提个问题吗？
Yesterday afternoon Frank Hawkins was telling me about his experiences as a young man.
昨天下午弗兰克。霍金斯向我讲述了他年轻时的经历。