Parodontopathy
牙周病
🗣️ 情景例句
What do you recommend?
有什么建议？
Mike is already a junior.
迈克已经大学三年级了。
Even by modern standards, the 46,000 ton Titanic was a colossal ship.
却使用现代标准来衡量，45，000 吨的“泰坦尼克”号与算得上一艘巨轮了。