DICT.TW Dictionary Taiwan

 隔岸觀火 [ㄍㄜˊ ㄢˋ ㄍㄨㄢ ㄏㄨㄛˇ; ge2 an4 guan1 huo3]
 to watch the fires burning across the river
 to delay entering the fray until all others have been exhausted by fighting amongst themselves (idiom)
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