单词	clef
释义	clef \ˈklef\ noun (-s) Etymology: French, key, a key in music, from Latin clavis key — more at clavicle : a character placed at the beginning of the musical staff to determine the position of the notes [clef: 1 treble clef, 2 bass clef]
随便看	photosystem I photosystem II phototactic phototactically phototaxis phototaxy phototelegraph phototelegraphic phototelegraphy phototheodolite phototherapeutics phototherapy photothermal photothermic phototimer phototonus phototopography phototoxic phototoxicity phototransistor phototrope phototrophic phototropic phototropism phototropy

英语词典包含332784条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。