R&d
abbr. Research and Development 研究與開發(fā)
??? 情景例句
Come on in, everybody.
大家請進來。
How can you possibly suppose that there is only one true religion?
你怎么能推測真正的宗教只有一種呢？
but because of thedifferent thoughts that exist in the minds of their inhabitants.
而是由于居民頭腦中的思想不同。