駕輕就熟（駕輕就熟）　

◎ 駕輕就熟 jiàqīng-jiùshú

[drive a light carriage on a familiar road;be able to handle a job with ease because one had previous experience;do a familiar work with ease;make easy progress through experience] 做事從輕松的著手,由熟悉的開始。比喻技藝嫻熟,毫不費力

足下舊地重游,可謂駕輕就熟,一路順風(fēng)