Carelessness is the cause of his failure.

粗心是他失败的原因。

Unhappiness is the root cause of his illness.

不开心是他生病的根源。

Impure drinking water is a cause of disease.

不洁的饮用水是引发疾病的一个原因。

The causes of social distress include inadequate housing.

造成社会困境的原因包括住房不足。

Drinking is a principal cause of highway deaths.

酗酒是公路死亡事故的最主要的原因。

His devotion to the cause of education is well-known.

他对教育事业的献身精神是众所周知的。

He dedicated his life to the cause of education.

他献身于教育事业。

He stood for the cause of liberty and justice.

他为自由和正义的事业而奋斗。

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

我不知道他突然离去的原因。

People hate those who unwittingly harm the cause of peace.

人们痛恨那些在不知不觉中危害和平事业的人。

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。

Diet may hold the clue to the causes of migraine.

从饮食之中可能得知偏头疼的一些原因。

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

他决心查出食品腐烂的原因。

We are still woefully ignorant of the causes of this disease.

不幸的是，我们仍对这种疾病的致病原因一无所知。

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 firemen were in a puzzle about the cause of the fire.

消防队员对这场火灾的起因困惑不解。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活的主要原因。

The martyr laid down his life for the cause of national independence.

这位烈士是为了民族独立的事业而献身的。

We are determined to accomplish the great cause of unification of the motherland.

我们一定要完成统一祖国的伟大事业。

Conclusion The main cause of pylic countercurrent is the pylic high pressure, the ...

结论门静脉高压是门静脉逆流的基础，肝动脉门静脉瘘可加重逆流。