To understand that we need to first understand where they start.

在我们弄清楚前，我们得先了解其起因。

Most of the fires are started in order to clear land for plantations.

大多数火灾的起因是为了开垦耕地。

That, he said, was the triggering mechanism.

他说，这就是起因。

Protesters in Kiev scuffle with riot police over the government's abrupt decision to pause integration with the EU in favor of closer ties with Russia.

乌克兰首都辅的抗议者们与防爆警察发生冲突，事件起因是乌克兰政府唐突决定暂停欧体化进程，反而决定加强和俄斯之间的联系。

The Norwalk Fire Marshal is investigating the cause and origin of the fire.

诺沃克消防队长正在调查火灾的原因和起因。

The origins, though not the cause of Ebola-Sudan, can be traced back to a single individual in a Sudanese town.

这些病毒的起源能溯到苏丹小镇上的个人身上，不过这并不是Ebola-Sudan的起因。

In other words, we have to go beyond the proximate cause and probe further and further.

换句话说，我们必须超越事物的近因，进步讨论其起因。

It all started with a woman. Her name was Lena, a real flesh-and-blood Roman beauty, much the most voluptuous of all of Caravaggio's models.

事情的起因是个女人，她的名字叫莱娜，个有血有肉的马美人儿，在卡瓦拉乔的所有模特中她是最迷人的。

It began over the French government's planned increase in fuel taxes.

起因是法国政府计划提高燃油税。

Officials there don't know yet what started a new surge of wildfires.

当地发生山火，相关官员对火灾起因尚不清楚。

According to Google, what was the cause of the accident?

根据谷歌公司的说法，这起事故的起因是什么？

And the reason for this is creeping up on the U.S. East Coast.

事情的起因就在美国东海岸。

UNIDENTIFIED MALE: The start is the thing about is unprecedented health crisis in this country, right now and myself along with thousands, or hundreds of thousands of grocery workers in this country are on the frontlines.

事情的起因是这个国家正面临前所未有的生命健康危机，现在我和成千上万的商店员工都在前线。

It all begins with the Mosquito Surveillance Program, which is an element of the Department of Planning and Engineering for the Reedy Creek Improvement District.

切都起因于蚊子监测计划，是芦苇溪改善区规划与工程部的个部分。

Authorities still don't know what caused the fire.

当局仍然不清楚火灾的起因。

It began with William and Elizabeth Stern, a professional couple wanting a baby but they couldn't have one on their own, at least not without medical risk to Mrs. Stern.

起因是威廉和伊丽莎白·斯特恩这对职场夫妻想要个孩子，但没办法自己生，至少不想斯特恩夫人有医疗风险的话就不能生。

Chicago became the focal point for jazz in the early 1920s when New Orleans musicians found their way north after clubs in the Storyville area of New Orleans were closed.

二十年代初，新奥尔良的大批音乐家流向北方，芝加哥成为爵士乐发展的焦点, 起因是新奥尔良Storyville地区许多俱乐部的倒闭。

The protests were sparked by the death of a 22-year-old woman in the custody of the notorious morality police who say they detained her for not abiding by this strict Islamic dress code.

抗议活动的起因是名22岁妇女在伊朗臭名昭著的道德警察的拘留中死亡，警员表示拘留的原因是该名女子并未严格遵守伊斯兰着装规定。

Actually, there's still a lot of debate about the causes.

事实上，关于大萧条的起因还有很多争论。

The culprit is a protein called tau.

这个起因就是种叫tau的蛋白。