He gave a congratulatory address.他致祝贺词。Scores of congratulatory telegrams and letters greeted Franklin on his return.富兰克林一回来，就收到了好几十封贺电和贺信。I wrote a congratulatory couplet for the opening of the company.我为这家公司的开业写了一幅贺联.T...
Astronomers used to ask why only Saturn has rings.天文学家们过去一直感到奇怪,为什么只有土星有光环.Saturn was to launch the 15 th flight, a Moon orbital mission.第15次飞行利用萨杜恩将飞船送人月球轨道.The Saturn family of launch vehicles falls into three types or...
I was angry, fretful, and impatient.我又气又恼, 可心烦了.ask in a fretful voice不耐烦地问Don't assume your baby automatically needs feeding if she's fretful.不要想当然地认为你的宝宝一闹就是要吃奶。It was a busy, as it turned out , fretful journ...
球形的和规则的球晶形成相对来说很稀少.Both spherical and regular crystalline forms are relatively rare.地球不是球形的并有一倾斜的转轴.The earth is nonspherical and has a tilted axis.地球是由于重力而成为球形的.The earth is round because of gravity....