The field were so close that they would have caught us if I hadn't begun the sprint.其他参赛选手紧随身后，如果不是我开始冲刺，他们就会赶上我们了。Breathing hard from the sprint. Shoot again Repeat twice for duplicates.跑得气喘吁吁,再拍一次,重复两次以便留底.As they...
Water tanks should be well lagged and the roof well insulated.水箱和屋顶都需要敷设严密的保温层。The restructuring of the pattern of consumption in Britain also lagged behind.在消费结构重组方面，英国也落后于人。I'm still a little jet-lagged.我还有点时差反应。...
Azone is synthesized with caprolactam and 1 - bromododecane by phase transfer catalysis, the yield is > 70 %.以己内酰胺、澳代十二烷为原抖,采用相转移催化法合成氮酮, 收率达到70%以上.A wide | bore capillary was employed to determine caprolactam content.利用...