英语语法分析

Before we all turn our thermostats down or consider joining the Polar Bear Club, can brown fat actually cause weight loss?

在我们把所有恒温关掉或考虑加入北极熊俱乐部之前，棕色脂肪真的能让体重减轻吗？

Millions of homes are stillequipped with manual thermostats.

数百万家庭仍在使用手动恒温器。

He thinks that other brain chemicals with their own thermostats also play a role.

他认为其他大脑内带调节器的化学物质也发挥了作用。