原因

He didn't come for a variety of reasons.

他因种种原因没来。

Carelessness is the cause of his failure.

粗心是他失败的原因。

They postponed leaving because of the weather.

他们因天气原因而延期。

He was determined to track down the cause of food spoilage.

他决心查出食品腐烂的原因。

The delay is partly explicable by the road works.

延误的部份原因是道路施工。

The lodicule expansion was not the only reason for flowering.

浆片膨大不是颖的唯一原因。

What caused the price of irons to slump?

钢铁价格暴跌是什么原因?

That's the reason why I wrote to him.

那就是我写信给他的原因。

All effects are dependent on their causes.

一的结果都基于它们的原因。

I don't know the cause of his abrupt leave.

我不知道他突然去的原因。

The causes of social distress include inadequate housing.

造成社会困境的原因包括住房不足。

The congratulatory message was designed for political effect.

发出这份贺电是出于政治方面的原因。

The accident happened chiefly because you were careless.

发生事故的主要原因是你不小心。

She was quite explicit about why she left.

她对己去的原因直言不讳。

He was forced to leave his homeland for political reasons.

因为政治原因他被迫己的祖国。

The teacher diagnosed the boy's reading difficulties.

老师找出那孩子阅读上困难的原因。

Many theories purport to explain growth in terms of a single cause.

许多理论都标榜以单一的原因解释生长。

I now lean towards sabotage as the cause of the crash.

我现在倾向于认为坠机原因是蓄意破坏。

The teacher tried to analyse the cause of our failure.

教师设法仔细分析我们失败的原因。

Arguments within the party played a part in the downfall of the government.

党派内部的纷争是政府垮台的原因之一。