This hardly settles the question of whether obesity is its own risk factor for swine flu.

难以解决的问题是，对于猪流感来说，肥胖是否是其特有的危险因素。

youdao

This hardly settles the question of whether obesity is its own risk factor for swine flu.

难以解决的问题是，对于猪流感来说，肥胖是否是其特有的危险因素。

youdao