...at the presentation ceremony.在颁奖典礼上This paper gives a presentation of the surge tower type forebay design of Jinfeng Power Station.介绍了金凤水电站调压塔式前池的结构型式.The caesarean section rate for breech presentation , scar uterus ,...
The ideas in the show's presentation were good, but failed in execution.那场展览陈述的想法很好，但是没能实现。Then came the presentation of the awards by the Queen Mother.然后由王太后颁奖。The trial was adjourned following the presentation of ...
女佣在厨房门后偷听。The housemaid eavesdropped from behind the kitchen door.她的女佣把箱子锁进保险柜里。Her maid locked the case in the safe.她在这出剧里兼饰女佣和秘书.She doubled as the maid and the secretary in the play....
N acetylcysteine ( NAC ), a precursor of glutathione, is a thiol antioxidant.N-乙酰半胱氨酸 ( NAC ) 为谷胱甘肽的前体, 是一种含有巯基的抗氧化剂.Error is often the precursor of what is correct,but conceit is the prelude to a fall.错误往往是正确的先导,骄傲是跌跤的前...