Vibrafeeder
振动式供给器
🗣️ 情景例句
Where did you go to school?
你在哪儿上学？
What do you do at work?
你上班干些什么？
The Games will be held just outside the capital and the whole area will be called 'Olympic City'.
奥运会就在首都市郊举办，整个地区将被称作“奥林匹克城”。