The satellites, built by the European Space Agency (ESA), will look at interaction between the sun and the Earth.
这两枚欧洲宇航局建造的卫星将探测太阳和地球之间如何进行相互作用。
2
The European Space Agency (ESA), the Russian Federal Space Agency (RKA) and Nasa have each poured billions of pounds into such a craft without success.
欧洲航天局,俄罗斯联邦航天局和美国宇航局已分别投入到这样一门手艺没有成功数十亿英镑。
3
Those statistics are quite important to theESA and the industry as a whole.