忽冷忽热

hūlěnghūrè

HSK 7

忽冷忽热 — hūlěnghūrè

1. alternately cold and hot; (of mood, affection, etc.) to fluctuate between warmth and coldness; capricious

   他的脾气忽冷忽热，让人捉摸不透。 tā de píqì hūlěnghūrè ràng rén zhuōmōbùtòu — His temper alternates between cold and hot, making him hard to fathom.