Ultrasonator
超聲振蕩器, 超聲波發生器
?? 擴展釋義
【醫】 超聲振蕩器
??? 情景例句
But when Robbie was born,
但當Robbie出生后，
How much do I owe you?
我欠你多少錢？
Hmm! I think I can mend it. But I want a knife. Do you have a knife?
我想我可以，但需要一個小刀，你有嗎？