Correct
驾轻就熟
/ jià qīng jiù shú /
Strokes
Definition
lit. an easy drive on a familiar path (idiom); fig. experience makes progress easy/a task that is so familiar one can do it with one's hand tied behind one's back
Example
Definition
drive a light carriage on a familiar road―handle a job with ease because of previous experience; do a familiar job with ease; be at home in sth