不同类别的化石是以不同的方式保存下来的 ― ―有的如同模型或模压品.Different fossils have been preserved in different ways - some as moulds or casts.后模压工艺是相当严格的.The postmolding process is relatively harsh.他研究调制油墨的方法,使字模压上去时,油墨不致溅开.He learned to mix ink ...
My brother is of the acquiescent rather than the militant type.我弟弟是属于服从型的而不是好斗型的.Far from being unctuous, Pat was always loath to appear acquiescent.由于并不愿意假意奉承，所以帕特总是不愿意表现出勉强顺从的姿态。She is too acquiescent , ie too ready to...
他沉湎于过去的记忆。He had clung to the remembrance of things past.沉湎于虚幻的梦想而忘记现实的生活，是毫无益处的。It does not do to dwell on dreams and forget to live.她沉湎于对过去的怀恋.She wallows in nostalgia for the past....
The therapeutic symptoms, PEF , FEV _ 1 and artery blood gas in both groups were observed.观察两组治疗前后症状 、 PEF 、 FEV1、PaCO2的变化.FEV 1, PEF, FEF 50, FEF 75 may be used as markers for 6 minute run test.FEV1 、 PEF 、 FEF50 、 FEF7...