G.i.
abbr. 军用品（Government Issue）
🗣️ 情景例句
No smile, no surprise.
不笑 ，就不给你惊喜。
An nod is as good as a wink to a blind horse.
对牛弹琴。
they do not realize that they are deprived of the necessities of life.
却没有意识到被剥夺了生活所必需的东西。