第一

(1) 音において最も高く、受け持ち、声、楽器またはオーケストラセクションの間で中心の(highest in pitch or chief among parts or voices or instruments or orchestra sections; "first soprano"; "the first violin section"; "played first horn")(highest in pitch or chief among parts or voices or instruments or orchestra sections)

⇒第一のホルンを演奏した(highest in pitch or chief among parts or voices or instruments or orchestra sections)

(2) 重要性、程度、重要性または業績で最もすばらしい(greatest in importance or degree or significance or achievement; "our greatest statesmen"; "the country's leading poet"; "a preeminent archeologist")(greatest in importance or degree or significance or achievement)

⇒優秀な考古学者(greatest in importance or degree or significance or achievement)

(3) 最も重要である(of primary importance)

(4) 他の全てより上のランキング(ranking above all others; "was first in her class"; "the foremost figure among marine artists"; "the top graduate")(ranking above all others)

⇒首席の卒業生(ranking above all others)

(5) 基本的な(basic and fundamental; "the essential feature")(basic and fundamental)

⇒本質的特徴(basic and fundamental)

(6) 時間、空間、または程度について他のすべてに先行する(preceding all others in time or space or degree; "the first house on the right"; "the first day of spring"; "his first political race"; "her first baby"; "the first time"; "the first meetings of the new party"; "the first phase of his training")(preceding all others in time or space or degree)

⇒彼の訓練の第一段階(preceding all others in time or space or degree)