Body image the way people feel about their looks is a big problem for many young people today.
对现在的许多年轻人来说，人们对自己外表的看法是一个大问题。
2
The problem is that many of the factors driving the hemoglobin switch also have other crucial roles in red blood cells and in other parts of the body; knocking them out creates severe new problems.
难题在于血红蛋白转变在红细胞内及人体亦有多项关键作用，消灭这些因素只会产生新的问题。
3
The problem existed in many supervision and test for the thickness of protection layer for steel bar in engineering structure body are approached and some suggestion are proposed in this paper.