Haemonamometer
血压计
🗣️ 情景例句
the copy of Richard's book on my desk?
在我桌上那本Richard的书 好吗
How did you recognize him?
你是如何认识他的？
since ground stations and satellites cannot see everywhere.
因为地面工作站和卫星不可能看到地球上的每一个地方。