一些分析人士说，医生在成本分析中占有一席之地，因为没有多少其他人在这样做。
Some analysts say that there's a role for doctors to play in cost analysis because not many others are doing so.
不过，一些分析人士说，医生在成本分析中可以发挥作用，因为并不是很多人正在这么做。
Still, some analysts say that there's a role for doctors to play in cost analysis because not many others are doing so.
分析人士说，另外一个障碍是美国坚决反对该项目。
Another hitch, analysts say, is strong U.S. opposition to the project.
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