英文课文中有这样一句话,some health experts would say,thinner than is healthy.

超过健康限度的瘦再请问一下，这是什么结构呢？谢谢than的比较级is healthy 前面省略了主语.than is healthy 个人理解: 用来形容 过多 过度 过量等等的严重程度.所以也可以理解为 '''过度的瘦" google了几个句子;慢慢体会:In North America, the average person consumes far more animal fat, sodium and sugar than is healthy.Am I Drinking More Than Is Healthy Most Americans eat more salt than is healthy for themI love this character more than is healthyI Know More About Hello Kitty Than Is HealthyBCCI raises more dust than is healthyIn North America, the average person consumes far more animal fat, sodium and sugar than is healthy.than的比较级is healthy 前面省略了主语.than is healthy 个人理解: 用来形容 过多 过度 过量等等的严重程度.所以也可以理解为 '''过度的瘦" google了几个句子;慢慢体会:In North America, the average person consumes far more animal fat, sodium and sugar than is healthy.Am I Drinking More Than Is Healthy Most Americans eat more salt than is healthy for themI love this character more than is healthyI Know More About Hello Kitty Than Is HealthyBCCI raises more dust than is healthyIn North America, the average person consumes far more animal fat, sodium and sugar than is healthy.than的比较级is healthy 前面省略了主语.than is healthy 个人理解: 用来形容 过多 过度 过量等等的严重程度.所以也可以理解为 '''过度的瘦" google了几个句子;慢慢体会:In North America, the average person consumes far more animal fat, sodium and sugar than is healthy.Am I Drinking More Than Is Healthy Most Americans eat more salt than is healthy for themI love this character more than is healthyI Know More About Hello Kitty Than Is Healthythan的比较级is healthy 前面省略了主语.than is healthy 个人理解: 用来形容 过多 过度 过量等等的严重程度.所以也可以理解为 '''过度的瘦"如果这样理解的话下面google到的几句话就好理解了BCCI raises more dust than is healthyI love this character more than is healthyI Know More About Hello Kitty Than Is Healthy发个帖子还得审核,,,,,,,