A diversionary activity is one intended to attract people's attention away from something which you do not want them to think about, know about, or deal with.
例句
Fires were started by the prisoners as a diversionary tactic...犯人縱火以轉移注意力。They asked the British to launch a diversionary attack on the north coast.他們要求英國在北部海岸發動佯攻。
英英詞典釋義
Adjective
1. of tactics e.g.; likely or designed to confuse or deceive