Drgs
abbr. Direct Read out Ground Station 直接接收地面站
??? 情景例句
No, no. But I do have very close friends in New York City.
沒有。我在紐約有很要好的朋友。
Saying is one thing, and doing another.
說是一回事，做是另一回事。
Good afternoon, class! Who's on duty today?
同學(xué)們，下午好！今天誰值日？