R&d
abbr. Research and Development 研究与开发
🗣️ 情景例句
These are the models from the Japanese film maker.
这些是那位日本电影制片家那里的模型。
I'm sure he will be able to find the place.
我确定他会找到那地方。
Dimitri at once set out to find the thief.
他马上出去找偷羔羊的人。