You begin to understand what actions were the mainspring of the story.你开始体会到是什么样的行动在推动这个故事的发展。My life has been music, and a constant search for it has been the mainspring of my life.我以音乐为生，对音乐的不懈探索已经成为我生活的动力。Her jealousy...
令人难解的是, 他竟一直保持沈默.Unaccountably, he kept silent.脚注阐明了文中难解的段落.Footnotes illuminated the difficult passages of the text.有关范数和谱的问题多半是难解的.Questions about norms and spectra are likely to be recalcitrant....
You can contact us by e-mail...你可以通过电子邮件和我们联系。He never expected to return home wearing US combat fatigues.他从没想到会穿着美国军服回家。...a big increase in US aid to help developing countries conserve their forests.美国为帮助发展中国家保护森林所提供的援...
Fifteen-year-old Danny is on the run from a local authority home.15岁的丹尼从地方当局的收容所逃跑了。The authority must make suitable accommodation available to the family.当局必须给这个家庭提供适当的食宿条件。The Advertising Standards Authority accused es...
MgO改性提高对二乙苯选择性最为明显.Silylation, P modification and MgO modification can improve p - DEB selectivity greatly.指出高效、节能的分子筛吸附分离法是分离二乙苯的最佳选择.The best choice for separating diethylbenzene is the adsorptive separation by zeolite...