under one's belt

前置詞句

Already done; within one's experience; practiced.

日本語の意味

すでに達成済みで、経験として身に付いている / 実績や経験が豊富である / 既に行ったことがある、経験済みである

With several published papers under one's belt, the researcher was invited to speak at the conference.

いくつかの論文をすでに発表していた実績があったため、その研究者は会議で講演に招かれた。

意味（1）

Already done; within one's experience; practiced.

You were fresh off the boat from Virginia / I had a year in New York City under my belt / We met in a dream, we were both nineteen