他们把望远镜转向附近其他星系。They turned their telescopes towards other nearby galaxies.类星体是遥远星系的极为活跃的核心体.Quasars are the highly energetic cores of distant galaxies.我们还不知道宇宙中有多少个星系.We still don't know how many galaxies there are ...
...loudspeakers that give all-around stereo sound.具有环绕立体声效果的扩音器Bland, banal music tinkled discreetly from hidden loudspeakers.隐藏的喇叭里幽幽地传出平淡乏味的音乐。Onstage, the musicians are actually sitting behind the loudspeakers.舞台演出时，乐...
...a hillside overlooking Fairview Cove.俯瞰费尔维尤海湾的小山坡The path dipped down to a sort of cove, and then it forked in two directions.这条路向下延伸到了一个山坳，然后在那里分了岔。'This is a handy cove,'says he, at length,'and a plea...