单词	converging lens
释义	converging lens noun : a lens that causes parallel rays (as of light) to come to a focus Illustration of converging lens S light source L lens F focal point Word History First Known Use 1860, in the meaning defined above
随便看	unprolific unpromising unpromisingly unprompted unpromulgated unpronounceable unpronounced unprop unproper unpropertied unprophetic unprophetically unpropitious unpropitiously unpropitiousness unpropitiousnesses unproportionable unproportionably unproportionate unproportionately unproportioned unpropped unpropping unprops unprospected

英语词典包含469781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。