音标发音英式音标 [diː]美式音标 [diː]英式发音 美式发音 基本解释字母, （英语字母表的第四个字母）, 数字, （罗马数字）500, 音乐, D 音；D 调, （足球场上的）禁区弧。同根派生 D, d相关词英汉例句noun(LETTER)(NUMBER)(MUSIC)in (the key of) D D 调(FOOTBALL)Players have to stand outside the D when a penalty is being taken. 罚点球时，其他球员必须站在禁区弧外。D, d更多例句英英字典剑桥英英字典(LETTER) the fourth letter of the English alphabet(NUMBER) the sign used in the Roman system for the number 500(MUSIC) a note in Western music(FOOTBALL) a D-shaped area on the edge of the penalty area of a football pitchD, d剑桥字典D, d柯林斯字典