4-f
n. [美国英语]；选征兵役制中不及格者免除兵役(者)(指身体、心理、品德等不适于服兵役)的分类
🗣️ 情景例句
Could I?
我能看一看吗？
Gifts from enemies are dangerous.
敌人礼，藏危险。
After a pause he continued his story.
停顿一下之后他继续说他的。