A coarser grade of iron will lower the yield of ferrocene.粗粒的铁将降低二茂铁的产量.These receptors include bridged dipyrrole ansa - ferrocene, bipyrrole - based catenanes , guanidinium - appended amidopyrroles, 2,5 - diamidopyrrole...
The burly brute swaggered forward, towering over me, and shouted.五大三粗的恶汉趾高气扬地走过来，居高临下地对我咆哮着。Boxing is a test of skill and technique, rather than brute strength.拳击考验的是技能和技术，不是蛮力。Custer was an idiot and a brute and he dese...
I used to collect stamps.我曾经集过邮。And some like to collect stamps because they are beautiful or rare.还有些人是因为它们漂亮或稀有而喜欢收集邮票.Where did you learn to collect stamps?你在哪里学集邮的?...