homogeneous equations的用法和樣例：
例句
- Some quadratic equations have no real roots.
某些二次方程沒(méi)有實(shí)數根。 - They enjoy a good philosophical debate, parse sentences for fun and conquered quadratic equations when most children were reading Ladybird books.
當大多數孩子們正閱讀瓢蟲(chóng)類(lèi)的書(shū)籍時(shí)，他們卻喜歡哲學(xué)辯論，樂(lè )于句法分析，善解二次方程。
