1.Near the Martian equator sits a volcano 1,100 kilometers in diameter named Syrtis Major.

1.在火星的赤道附近，座落著一个直径1100公里的火，称为大三角。

2.The lava flowed down the sides of the volcano.

2.熔岩沿火坡面涌流而下。

3.Lava boiled up from the crater of the volcano.

3.熔岩从火口里滚滚喷出。

4.The volcano unexpectedly blew up early in the morning.

4.火一早突然爆发了。

5.A volcano erupted and propelled rocks high into the sky.

5.火爆发, 把无数的石块抛向天空。

6.The expulsion of dust from the volcano was visible from miles away.

6.火喷出的灰尘几英里之外就能。

7.The extinct volcano’s eruption would mean a cataclysm for the city.

7.死火又重新喷发,对这座城市来说意味着大难头。

8.The explorer slept that night on the lip of a dead volcano.

8.当夜探险者就睡在一座死火的边缘。

9.The volcano mudpack was popular previously,and it can cure the skin diseases.

9.以前火一直很热门，说是可以治疗皮肤病。

10.A volcano belches smoke and ashes.

10.火喷出黑烟和灰土。

11.Volcanoes and geysers erupt.

11.火和间歇喷泉均能喷发。

12.The volcano disgorges lava.

12.火喷出岩浆。

13.The volcano spewed molten lava.

13.火喷出了熔岩。

14.Lava ejected from the volcano.

14.熔岩从火中喷出。

15.The volcano is in eruption.

15.火正在喷发。

16.The policemen who patrolled the big city slum area that summer were sitting on a volcano.

16.那年夏天, 在城市大贫民区巡逻的警察如同置身于火口上。

17.The tectonic stress field in Tengchong volcano areas is oriented as NNE-NE-NEE, nearing horizontal compr essive stress field.

17.腾冲火区构造应力场主要为北北东—北东—北东东向，接近水平的压应力场。

18.Photo Gallery: Plate Tectonics Sulfur, salt, and other minerals color the crater of Dallol volcano, part of the Danakil Depression in Ethiopia.

18.板块构造的图片。硫，盐，和其他矿物颜色火口的火dallol ，部分的danakil盆地在埃塞俄比亚。

19.Research shows that the dawsonite in Hailaer Basin exists in both the eroded volcano tuff and sedimentary volcano tuff,and is paragenous with corrensite and allevardite frequently.

19.研究表明,海拉尔盆地的碳钠铝石存在于火凝灰岩或沉积凝灰岩中,常与柯绿石和钠板石共生,形成凝灰质蚀变的特征标型矿物组合。

20.In order to determine the time sequence of recent eruption in Tianchi volcano, the TL thermal-stability has been investigated for pumice and sanidine phenocryst within the volcanics.

20.为厘定天池火近代喷发的时序,对碱流岩中的浮岩和透长石斑晶进行了热释光(TL)信号热稳定性研究。