lightnessKK [ˋlaɪtnəs] /ˈlaɪtnəs/發音名詞1輕、輕盈、輕巧The lightness of this laptop makes it perfect for traveling.這台筆記型電腦很輕,非常適合旅行時攜帶。2輕鬆、輕快There was a lightness in her voice that I hadn't heard for months.她的語氣裡有種輕鬆,那是我好幾個月沒聽到的。3明亮、亮度You can adjust the lightness of the image in the settings.你可以在設定裡調整影像的亮度。4淺淡、淺指顏色The lightness of the paint made the small room feel bigger.油漆顏色偏淺,讓這間小房間感覺大了一些。5輕率、輕浮貶義He spoke about the accident with a lightness that upset everyone.他談起那場意外時的輕率態度讓大家都很不舒服。