英语单词短语词组“research-and-development”的中文翻译、释义及用法解析-英汉词典-学苑网

单词	research-and-development
释义	请查阅词条：research and development
随便看	snicked snicker snickerdoodle snickered snickering snicking snide snide comment snidely snideness sniff sniff-at sniff at something sniff at sth sniff-at-sth sniffed sniffer sniffer dog sniffer-dog sniffing sniffle sniffled sniffling sniff-out sniff something/someone out