R&D center的用法和樣例：
例句
- This is an internship position in the R&D center of ?CTD-Tech in Beijing.
本職位為鼎橋通信科技有限公司北京研發(fā)中心的實(shí)習職位。 - China is also an important hub for research and development for Microsoft, with the company's largest R&D center outside of the U.
中國還是微軟的重要研發(fā)中心，該公司美國之外最大的研發(fā)中心就設在中國。
