The best airships were the giant Graf Zeppelin and the luxurious Hindenburg of the 1930s.最好的飞船是20世纪30年代特大的齐柏林号和豪华的兴登堡号。The reason for the British bias towards airships at this stage is not hard to deduce.弄清英国人在这个阶段如此热衷于建...
a huge chasm of hate and prejudice由于仇恨和偏见而产生的巨大分歧A chasm separates my generation from my parents’.分歧使我这一代人不同于我父母那一代。A huge chasm gaped before them.他们面前有个巨大的裂痕.There’s a chasm between rich and poor in that society.那社会中存在着...
Less chemical gets into the subsoil which is particularly important with the light, tropical soils.进入底土的化学物质会减少，这对土质松软的热带土壤而言尤为重要。They embedded the pilings deep into the subsoil.他们把桩深深打进地基下的土中.subsoil cultivator深耕松土机He e...
火药是由硫 、 碳和硝酸钾组成.Gunpowder is composed of sulfur, carbon, and potassium nitrate.氨对硝酸钾的选择分离结晶效果较好.And ammonia had effective selectivity for the separation of potassium nitrate.用氯化钾与硝酸铵为原料,采用复分解法生产农用硝酸钾与氯化铵.Agricultural pot...
Inbred mice of the DBA / 2 strain developed severe necrotizing lesions of the pancreatic islets.近亲繁殖的DBA/2系小白鼠发生了胰岛严重坏孢病变.Nottingham Business School's DBA demands commitment, energy and hard work.诺丁汉商学院的DBA课程 要求学员专注...