R&d

abbr. Research and Development 研究与开发

🗣️ 情景例句

Good-bye.
再见。
Please forgive me.
请原谅我。
Perhaps more than half a year.
大约半年多吧。
更多情景英语 ›

🔤 更多 R 开头的单词

radial pump
rattletrap
realigns
redbreast
relevant action
respirable
rewrite cycle
Richardson ground squirrel
全部 R 开头单词 ›