I think the main reason is that parents and children seldom have a talk with each other.

我认为主要原因是父母和孩子交谈太少。

youdao

I'd say the main reason is poverty.

我得说主要是贫穷。

youdao

The main reason is the fall in mortgage rates.

主要原因是抵押贷款利率的下降。

youdao

The main reason is the increase in the number of visitors to the islands.

VOA: special.2009.12.16

I think the main reason is that there are no equations that involve the third derivative explicitly.

我想主要原因是因为还没有等式,明显涉及三阶导数

耶鲁公开课 - 基础物理课程节选

The main reason why I say that is actually not necessarily because of what's in the museum, but because of the museum itself.

我这样说，并不一定是因为博物馆里的东西，而主要是因为这个博物馆本身。

喜欢的艺术家 - SpeakingMax英语口语达人

The main reason is April is the second biggest month for inflows into stocks after January.

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The main reason is that the writers have cleverly turned their conspiracy theories into a whodunnit.

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"The main reason is cramping and soreness in the whole body, " he explained later.

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