蓝得歇斯底里
[lán dé xiē sī dĭ lĭ]
'Lán dé xiē sī dǐ lǐ' suggests a level of blue so intense that it evokes a state of extreme madness or passion. It's more likely a poetic metaphor to express intense feelings or emotions associated often with sadness, despair or tranquility depending on context, since blue has these varied emotional associations across different cultures.