Rhizodontropy
牙根冠固定术
🗣️ 情景例句
That child behaves just as he pleases.
那孩子想干什么就干什么。
Who is the head of this government?
谁是这政府的首长？
Thank you. Lucy and Lily, come here, please.
谢谢你，露茜和莉莉，请过来吧！