抱着西瓜过夏天西瓜凉不过夏天
[bào zhe xī guā guò xià tiān xī guā liáng bù guò xià tiān]
'Spend the summer hugging a watermelon, but the coolness of the watermelon does not outlast the heat of summer'. Vividly depict a situation that temporary solutions can't fix long-term problems, showing some negative feelings like sadness and resignation.