He sits on a chair in a windowless laboratory and cradles a large rock, or core, of jet-black flint in his left hand.

桑德加特坐在一间无窗户的实验室里的一张椅子上，他的左手握着一块墨黑的大燧石。

youdao

They collected core samples from freshwater aquifers in the US that overlie potential CCS sites and then studied their reaction to exposure to CO2 over the course of a year in the laboratory.

他们收集了位于潜在的CCS站点之上的美国淡水含水层的矿样，然后在实验室里研究了他们在一年中暴露在二氧化碳下的反应情况。

youdao

Core analysis data from laboratory showed the origin of water layers with high resistivity is due to changes of lithology, residual oil and formation water salinity in local areas.

通过对实验室岩心分析资料的研究，认为高电阻率水层的成因是岩性变化、残余油的存在及局部地区地层水矿化度的变化引起的。

youdao

Within its core functions, such as: laboratory of ideas, standard-setter, clearing house, capacity builder andcatalyst for international cooperation, UNESCO is playing crucial role in ensuring access to quality education for all in Member States.

UNESCO: OFFICE IN TASHKENT

Concept drawings describe a core module weighing some 20-22 tonnes, flanked by two slightly smaller laboratory vessels.

BBC: Rocket launches Chinese space lab