Compass plane
凹刨，刳刨，曲面刨
🧩 词语组成解析
🗣️ 情景例句
To the patients in the ward?
读给病房里的病人？
Kindness is the golden chain by which society is bound together.
善良是连结社会的金链。
This is a major achievement because, in relative terms, planets are very small and old not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。