驾轻就熟

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

surname Jia

to harness / to draw (a cart etc) / to drive / to pilot / to sail / to ride / your good self / prefixed word denoting respect (polite 敬辭|敬辞[jing4 ci2])

light / easy / gentle / soft / reckless / unimportant / frivolous / small in number / unstressed / neutral / to disparage

at once / right away / only / just (emphasis) / as early as / already / as soon as / then / in that case / as many as / even if / to approach / to move towards / to undertake / to engage in / to suffer / subjected to / to accomplish / to take advantage of / to go with (of foods) / with regard to / concerning

(after a suppositional clause) in that case; then / (after a clause of action) as soon as; immediately after / (same as 就是[jiu4 shi4]) merely; nothing else but; simply; just; precisely; exactly / only; as little as / as much as; as many as / to approach; to move towards / to undertake; to engage in / (often followed by 著|着[zhe5]) taking advantage of / (of food) to go with / with regard to; concerning / (pattern: 就[jiu4] ... 也[ye3] ...) even if ... still ... / (pattern: 不[bu4] ... 就[jiu4] ...) if not ... then must be ...

ripe; mature / thoroughly cooked; done / familiar; acquainted / experienced; skilled / (of sleep etc) deep; profound / also pr. [shou2]