Orthocenter
垂心, 重心
✅ 同义词
🗣️ 情景例句
Yes, I have a terrible cold.
是的，我得了重感冒。
Excuse me! I'm sorry I startled you!
对不起！很抱歉，让你受惊了！
The development of films with sound became a problem for Chaplin.
有声电影的研制对卓别林来说就成了问题。