Dr Morris explained that the mineral probably came from carbonate-rich water, which interacted with the rock. This could also point to early Mars being warmer than previously thought.

莫里斯博士解释说，富含碳酸盐的水和石头发生反应，从而产生了碳酸盐。这也可以解释为什么火星过去比我们想像的暖和。

youdao

Dissolved mineral matter is not volatile at the boiling point of water and remains behind.

溶解的矿物质在水的沸点是不挥发的并留下。

youdao

It is very important for defining the new increasing point of economy to under-stand correctly the situation of mineral resources of Qinghai province.

正确认识矿产资源省情，对确定青海省新的经济增长点至为重要。

youdao

Professor Keyak says the measurement is much greater than monthly reductions in bone mineral density of point four percent and one point eight percent.

VOA: special.2009.03.10

And long-term human settlement will follow at some point, mainly to develop mineral and energy resources available on the Moon, but also to emplace protective systems aimed at avoiding large asteroid impacts of the type we were all recently made aware with that grazing meteor strike in Chelyabinsk and the simultaneous near-miss by big-rock DA14.

FORBES: Move up http://i.forbesimg.com t Move down

My mention of mineral resource vulnerability may surprise some but I should point out the heavy dependency of rare earth minerals in technology such as mobile devices and consumer electronics, and the limited supply we have.

FORBES: Technological Risks Impacting the World in 2013