Ultrasonicator
超声发生器
🗣️ 情景例句
Now let's discuss the freight and packing.
现在让我们来讨论一下货运与包装问题。
He received full credit for his studies at a previous school.
他在一所先前的学校取得了所有课程的学分。
No one can match us so far as quality is concerned.
就质量而言，没有任何厂家能和我们相比。