英语词汇educational research and development怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	educational research and development
释义	educational research and development
随便看	common soybean varieties common space common sparrow Common species Common Speech Common Speedwell common speedwell herb common speedwells common sperm duct common spiderflower herb common spiderflower root Common Spiderflower Seed Common Spiderwort Herb common spindle tree common spindle trees common spiny whelk common splice junction Common Spoonbill common spoonbills Common spotted orchid common spotted orchids common sprayer common spraying Common spruce Common squid

英汉双解词典包含3607232条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。