Usage note
“研发”是研究和开发的意思。科学家和工程师们会研发新的东西,比如新的玩具或新的药。
“Yán fā” shì yánjiū hé kāifā de yìsi. Kēxuéjiā hé gōngchéngshīmen huì yán fā xīn de dōngxi, bǐrú xīn de wánjù huò xīn de yào.
"R&D" means research and development. Scientists and engineers research and develop new things, like new toys or new medicines.