条约的宗旨已在序言中说明。The aims of the treaty are stated in its preamble.他为这个剧本写了一篇精彩的序言.He has written a fine preface to the play.她那部关于战争的著述之前有几页论证严谨的序言.Several pages of closely reasoned argument preface her account of the war....
坦克停了下来，长长的炮管转过来瞄准了山脊。The tank stopped with the long snout of its gun turned to the ridge.火焰温度较低, 因而可使炮管寿命较长.The flame temperature is lower, thus giving a longer barrel life.二战时期的重型火炮的炮管,也是这么工作的.The heavy gun barrels of W...
壮年期的失望接替青年期的幻想.The disappointment of manhood succeeds to the delusion of youth.精粹来说,它是人类从青年期到成熟的过渡期.In essence it is humanity's transition from adolescence to maturity.但是自我同一性在青年期的发展却有着最为重要的意义.But It has the most im...
Methods Plasma ETA was measured quantitively by RT PCR.方法 应用RT-PCR技术检测外周血循环中ETA基因表达水平.A senior ETA leader, Javier L � � pez Pe ? a, was arrested in France along with three colleagues.ETA政治高层领袖JavierLópezPe? a, 及三名同事在法国被逮...