Hohlraum
[电] 环空
🗣️ 情景例句
Winter in Beijing is too cold.
北京的冬天很冷。
Serve somebody with the same sauce.
以其人之道还治其人之身。
My teacher's name is Miss Gao. At school I have a friend. His name is Li Lei.
我的老师是高小姐，我在学校里有一个朋友。他叫李磊。