They turned their telescopes towards other nearby galaxies.他们把望远镜转向附近其他星系。Quasars are the highly energetic cores of distant galaxies.类星体是遥远星系的极为活跃的核心体.We still don't know how many galaxies there are in the universe....
By measuring the motion of the galaxies in a cluster, astronomers can infer the cluster's mass.通过测量星系在一个星系团内的运动,天文学家们可以推定这个星系团的质量。They turned their telescopes towards other nearby galaxies...他们把望远镜转向附近其他星系。Space fli...
He lives in Rapid City, South Dakota...他住在南达科他州的拉皮德市。He lives in Rapid City, South Dakota.他住在南达科他州的拉皮德市。Two stallions fight at a wild horse conservation center in South Dakota.在南达科塔州的野马保育中心,两匹种马在搏斗.He lives about 60 mile...
去年高露洁牙膏被多次授予顶级质量证书.Last year Colgate toothpaste had been tip - top quality certificate many times.高露洁的牙膏也被说含有致癌物质.Colgate - Palmolive's toothpaste was said to contain a carcinogen.高露洁还能挤出多少利润?How Many Profits Can Co...
They had to evict some gypsies today and I had to go and fence the area off.他们今天必须驱逐一些吉普赛人，我得去把那个区域圈起来。Gypsies frequently transmit recipes orally within the family.吉普赛人经常以口头形式把秘方世代相传.The headman of the gypsies, cowed and...
We put some ointment and a bandage on his knee.我们在他的膝盖上涂了些药膏并打上了绷带。Your foot will feel better after the application of this ointment.敷用这药膏后,你的脚会感到舒服些.The surgeon applied some ointment to my burnt fingers.外科医生在我烧伤的指头上敷了一些...