Roj
abbr. range of jamming 干扰距离，干扰范围
🗣️ 情景例句
I majored in economic and trade English.
我主修的是经贸英语。
He who lives by hope will die by hunger.
靠希望生活的人将饥饿而死。
The two boys carried the man to the school gate keeper's room.
两个男孩将那个人抬到了学校门卫的房间。