熟能生巧
practice makes perfect
I've knit at least a hundred sweaters, but in my case practice hasn't made perfect.
　
暴跳如雷
hopping mad
I was hopping mad when they left my name off the list.
　
彻头彻尾；完完全全
to the backbone; first and last
He is naive to the backbone.
She was an artist first and last.
　
墨守成规；蹈常袭故
keep to the beaten track
His boss told him to keep to the beaten track and not use any new ideas until the company became established.