- 了解 [liǎo jiě]
- （知道得清楚） understand; comprehend; acquaintance:
understand the laws of development of things; 了解事物发展的规律
A good teacher must understand children. 一位优秀的教师必须了解儿童。- （打听，调查） find out; acquaint oneself with:
I know some world's mystic religions.
The multitude may laugh at his music, but we know better.
He knew the pulse of the people.
I hesitated about taking his side until I knew the whole story.
He commands the respect of all who know him well.
If you two are going to marry, I advise that you need to know the fundamentals of cooking.
He knows the lay of the land here.
I don't know him well though I've known him for a long time.