President Barack Obama boldly predicted Thursday his new plans for space exploration would lead American astronauts on historic, almost fantastic journeys to an asteroid and then to Mars — and in his lifetime — relying on rockets and propulsion still to be imagined and built.
美國總統歐巴馬十五日大膽預言，他的新太空探索計劃將帶領美國太空人步上歷史性、幾乎難以置信的旅程，登上一顆小行星，然後再登陸火星-就在他這一生-依靠仍然有待想像與建造的火箭和推進力。
...Fullstory
llivill-bilingual
