他竟然向敌人自报家门
“He actually revealed his identity to the enemy,”
THE DIALOGUE REEL
他做了一件非常冒险的事情
“he did something very risky.”
他 竟然 向敌人 自报家门
“He actually revealed his identity to the enemy,”
把档案馆的信息泄露给了敌人
“leaking the Archives' information to the enemy.”
“I cannot believe he was foolish or brazen enough to expose himself to the opposition.”
Traditionally rooted in theatrical conventions where actors introduce their characters directly, doing this in serious real-life contexts without precaution indicates extreme audacity or foolishness.
LEARNING CHUNKS & PARTICLES
introduce oneself; reveal one's identity or background unprompted
Originally from traditional opera, it is widely used in spoken Chinese for introducing one's background.
unexpectedly; to one's surprise
Adverb used before a verb to emphasize that an action contradicts reasonable expectations.