甲こう羅らを経へる

expression, ichidan verb

accumulate years of experience; become proficient through experience

Idiomatic expression literally meaning 'to pass through the shell', likening experience to a turtle's growth rings. Used for someone who has gained deep skill or wisdom over many years.

• 彼かれはこの道みちで甲こう羅らを経へた職しょく人にんだ。

  He is a craftsman who has accumulated years of experience in this field.

• 甲こう羅らを経へた経けい営えい者しゃの話はなしは説せっ得とく力りょくがある。

  The words of a seasoned business owner carry weight.