Pgns
abbr. Primary Guidance and Navigation System 初级制导与导航系统
🗣️ 情景例句
Be careful not to drink the water in__.
小心点儿，不要乱喝水。
The house needs painting.It's in bad condition.
房子需要上油漆。房子的情况很糟糕。
the man sadly picked up the mattress and carried it into his house.
伤心地捡起了床垫，把它拿进了屋。