Drdos
(drdo 的复数) 国防研究与发展组织; Defence Research &Development Organisation
🗣️ 情景例句
Aren't you happy with your present occupation?
你对目前的工作不满意吗？
You'll know our products better after this visit.
参观后您会对我们的产品有更深的了解。
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。