treacherousKK [ˋtrɛtʃɚəs] /ˈtɹɛtʃɚəs/形容詞1危險的、險惡的The mountain path becomes treacherous after heavy rain.大雨過後,這條山徑變得十分危險。2背叛的、不忠的、奸詐的He was executed for his treacherous dealings with the enemy.他因為與敵方勾結的叛國行為而被處死。3不可靠的、靠不住的Memory can be treacherous when you recall events from childhood.回想童年往事時,記憶往往並不可靠。