调查人员正在调查起火原因。
他们对起火原因的调查没有任何收获。
他们在查找起火原因时碰到了一些困难。
关于起火原因及纵火者，至今众说纷纭。
Up till now opinions are divided as to the cause of the fire and who was the arsonist.
睡房常见的起火原因是在床上吸烟引致。
The bedroom fires might be due to cigarette smoking in bed, which is a common cause of household fire.
关于起火原因及纵火者，至今众说纷纭。
起火原因正在调查之中。
起火原因目前尚不清楚。
起火原因正在调查中。
25分钟后，火被扑灭。目前起火原因还在调查中。
The fire was put out 25 minutes later. The cause is under investigation.
捷星航空称，该飞机机龄才两年，在起火原因未查明前将留在关岛。
The aircraft was only 2 years old and will be held in Guam until the cause of the fire is established, Jetstar said.
本人抱歉报告我厂仓库昨晚发生火灾，起火原因至今未明。
I regret to report that a fire broke out in our factory stores last night. The cause is not yet known.
报道说，死者被烧得面目全非，必须经DNA检测才能确认身份。起火原因正在调查中。
The report said the dead were burned beyond recognition and will have to be identified by DNA testing. The cause of the fire is being investigated.
地震次生火灾作为地震次生灾害中发生最频繁的灾种，起火原因复杂其危害性也十分巨大。
As the most frequency post-earthquake disaster, the reason of the post-earthquake fire is sophisticate and its harm is huge.
目前这场大火造成的伤亡人数还没有被报道。火灾发生在当地时间周二晚间，起火原因未知。
So far, no casualties have been reported in the inferno, which broke out at 8pm local time on Tuesday night. The cause of the fire is unknown.
他们说吞噬九名消防员的大火首先在一个码头燃起，然而并没有表示是否已经确定了起火原因。
They say the blaze that killed nine firefighters ignited in a loading dock. However, they are not saying if they have determined the cause of the fire.
一个消防队员偶然发现了起火的原因。
大火原因尚未查明，但是有目击者称，大火先在脚手架上着火，然后迅速蔓延直至大楼建筑材料起火。
The cause of the fire remained unknown, but a witness said he saw construction materials burning before the fire climbed up the scaffolding and quickly spread.
而燃油作为汽车上最容易起火的物质，是汽车自燃的主要原因。
But as the car fuel to the fire, the main reason is the car spontaneous combustion.
而燃油作为汽车上最容易起火的物质，是汽车自燃的主要原因。
But as the car fuel to the fire, the main reason is the car spontaneous combustion.
应用推荐