She was dancing while someone substituted at the piano.她在跳舞,别人代她弹钢琴.The synthesis methods of melatonin, related tryptaminetryptamine derivatives and substituted indoles are discussed.从人工合成的角度综述了美乐托宁及有关化合物色胺、色胺衍生物及吲哚衍生物的制...
After deductions for war reparations, the balance would be used to buy food and humanitarian supplies.扣除战争赔款后，余下的钱将用于购买食品和人道主义物资。What you actually receive is net of deductions for the airfare and administration.你实际上得到的是扣...
Making easy money has always been an attractive proposition.轻松赚钱总是件诱人的事。As a business proposition, it's a non-starter.作为一份商业建议，它不可能取得成功。Vote Yes on Proposition 136, but No on Propositions 129, 133 and 134.对第136号修正案投...
Application of time - optimal auto - alignment system in DSW photolithog - raphic process is investigated in this paper.本文研究了最 短时 问控制系统在DSW光刻机自动对准系统中的应用问题.Application of time - optimal auto - alignment system in DSW phot...