Poorly understood知之甚少
Well understood嗯
understood d理解;懂得
And Understood并被理解
initially understood初步了解
Finally Understood终于明白
Understood correctly理解正确
marself understood表达你自己的意思
being understood被理解
() Understood is the past tense and past participle of . (understand)的过去式和过去分词