In his autobiographical poem'The Prelude ', Wordsworth describes his boyhood in the Lakes.在他的自传体诗《序曲》中,华茲华斯描述了自己在英格兰北部湖区的童年生活.They were failing lamentably to help their sons grow from boyhood to manhood.他们抱憾未能帮...
致意 ( 用武器, 例如步枪和军刀 )To salute with ( a weapon, such as a rifle or saber ).用瑞士军刀来形容这款手机是比较贴切的.Using Swiss sabre to describe this mobile phone is apter.瑞士军刀就是最好的选择之一.The Swiss Army Knife is one of the best choices....
化合物庚烷的主要用途是作为双基推进剂的增塑剂.The heptane compound has a primary purpose as a plasticizer for doublebase propellant systems.正庚烷异构化的难点在于高选择性地生成多侧链异庚烷和抑制异庚烷的裂化反应.However, it is difficult to produce multi branched i heptane and re...
...converting the sceptics by force of argument.通过辩论说服提出质疑者There will always be China - sceptics who doubt the country's progress.不相信中国进步的怀疑论者总是存在.Sceptics argue the elevated risks involved offset the potential gain...