unwrittenKK [əˋnrɪtən] /əˈnɹɪtən/形容詞1不成文的、約定俗成的There is an unwritten rule that new staff make the coffee.有個不成文的規定,新來的員工要負責泡咖啡。2未寫下的、尚未寫成的His third novel remains unwritten after ten years of planning.他的第三本小說構思了十年,至今仍未寫出來。3口頭的、未記錄的They relied on an unwritten agreement between the two families.他們靠的是兩家人之間的口頭約定。