在规划的什么阶段确定管径，一直众说不一。

There isn't a consistent conclusion about how to ensuring water pipe diameter in relate field.

究竟什么是经济衰退的二次探底？众说不一。华尔街的玩股票的人随意地使用这个术语。

There is no one definition for a so-called double-dip recession, and Wall Street traders can use the term loosely.

持续高酸水平对于骨形成的影响众说不一，但有证据提示它们与骨矿物质密度的下降相关。

The effect of continuously high acid levels on bone formation is controversial, but there is some evidence to suggest that they are associated with a drop in bone mineral density.