There are two main reasons的意思|示意

In general, there are two main reasons leading to the prevalence of commercials on TV.

一般来说，有两个主要的原因导致的盛行率在电视广告。

There are two main reasons to create a model from the data source.

从数据源建立模型有两个原因。

There are two main reasons not to like templates, and then some ways to mitigate these problems.

原因主要有两个不喜欢模板，然后设法减少这些问题。

There are, among others, two main reasons.

目前，除其他外，主要有两个原因。

The reasons there are two main expressions for population and sample" is that one is biased estimator and the other is not."

“母体”与“样本”之所以有两种表达公式，是因为一个是有偏估计，另一个则不是。

There are two main reasons that Web caches are used.

使用缓存主要有2大理由。