Crocodiles bask on the small sandy beaches.鳄鱼在小沙滩上晒太阳。Snakes and crocodiles are both reptiles.蛇和鳄鱼都是爬行动物.Alligators differ from crocodiles by the shape of their mouth.美洲鳄与鳄鱼不一样,嘴的形状不同.The children walk in crocodiles from...
He was a courier for the Polish underground and parachuted into Warsaw.他是波兰地下组织的情报员，被空降到华沙。The hotels of Warsaw, Prague and Budapest were bursting at the seams.华沙、布拉格和布达佩斯的旅馆均是人满为患。Reforming Warsaw's stagnant econom...
通过事故树分析,不仅可定性地分析引起恶性海事的诸因素的内在联系,而且能定量地预测海事发生的可能性,并以此为依据,研究对策,采取有效的预防措施, 消除隐患,确保船舶运输安全.Thereupon, precautionary measures against possible disasters can be taken so as to ensure safe marine transportation....