Meaning of 多芸才 in Japanese

「１７歳の時スクーナー船で地中海を航海したわ」彼女はゆっくりと注意深く言う。
"I sailed around the Mediterranean in a schooner when I was seventeen," she recited slowly and carefully.

われわれのすべてが生まれつき音楽の才があるわけではない。
Not all of us are born with musical talent.

多芸は無芸。
Jack of all trades and master of none.