Fifth columnist
n. 第五纵队队员, 间谍
🧩 词语组成解析
columnist
['kɑləmnɪst]
n. 专栏作家;
🗣️ 情景例句
have become good friends, haven't you?
成了好朋友，不是吗？
His opening remarks were serious.
他的开场白说得很严肃。
' If you receive a request like this, you cannot fail to obey it!
”如果你收到这样的恳求，你是不会不遵照执行的！