Jetlag is the way your body feels after traveling into a new time zone.Sometimes it takes people days to get better from their jetlag after a long trip.这句话不理解。
well,it's interesting to know that people here don't hide their emotions as much as they do back in China.as much as they do back什么意思?
as much as they do back无法理解
追答do代替hide their emotions
back in China可以理解成 回到中国老家.
人们在这里不像在中国老家那样 掩饰自己的感情
much可以看成程度副词 作状语
本句 比较的 就是 掩饰自己感情的程度