provocative act

• 挑衅行为

provocative act的用法和样例：

例句

1. South Korea and Japan have condemned the launches as provocative and a breach of a recent UN Security Council resolution.
   韩国和日本谴责此次发射违反了联合国安理会近期的一项决议，是公然的挑衅行为。
2. It was a breach of security, even a small act of defiance, to read this book publicly for pleasure.
   在公共场所为了消遣而看这种书是违犯安全规定的，甚至是一种小小的挑衅行为。