龙不离海，虎不离山：
The dragon does not leave the sea, the tiger does not leave the mountain.
河里划龙船，同心协力：
Dragon boating in the river, work together.
跳蚤变龙钟，冒牌货：
Fleas turn into clocks and counterfeit.
强龙难压地头蛇：
Even a dragon （from the outside） finds it hard to control a snake in its old haunt.
龙飞凤舞：
Like dragon flying and phoenixes dancing.
与其跟龙一块儿上床，宁可坐着熬一整夜：
Better to sit up all night than go to bed with a dragon.
两个人舞龙，有头有尾：
Two people dance dragons, head and tail.
龙蟠泥中未有云，不能生彼升天翼：
There are no clouds in the dragon's mud, so you can't have the other ascending wings.
未草里头藏龙身，农家出英才：
The dragon hides in the grass, and a talent emerges from a farmer's family.
这些谚语不仅丰富了英语表达，还蕴含了丰富的文化内涵。希望这些谚语对你有所帮助。