"perfect your French in Paris!"
同义词: hone
"a perfect circle"; " a perfect reproduction"; " perfect happiness"; " perfect manners"; " a perfect specimen"; " a perfect day"
"a perfect idiot"
同义词: arrant(a) complete(a) consummate(a) double-dyed(a) everlasting(a) gross(a) pure(a) sodding(a) stark(a) staring(a) thoroughgoing(a) utter(a) unadulterated
"perfect timing"