你怕我的三分钟热度吗
[nĭ pà wŏ de sān fēn zhōng rè dù ma]
This is questioning if the other person fears the user's temporary enthusiasm. The phrase suggests either the transient nature of interest by themselves or others. And also, there can be self-deprecation inside or teasing towards those who easily lose their motivation in doing anything after a short burst of excitement.