She described the degradations she had been forced to suffer.她描述了自己被迫经受的屈辱。The researches of the thermal and photo degradations of aramid fibers are systematically discussed.摘要阐述了芳纶的热、光老化降解研究的进展情况.The microbial and oxida...
I began to doze off and pulled myself up sharp.我开始迷迷糊糊睡去了,立刻又惊醒过来.I had a doze on the train.我在火车上打了个盹儿。an inclination to doze off爱打瞌睡After lunch I had a doze.吃过午饭，我小睡了会儿。While the adults doze, the young play.大人们在打瞌睡, 而孩子...
The scene is so rich in symbolism that any explanation risks spoiling the effect.该场景具有丰富的象征意义，任何解释都可能破坏其效果。The symbolism of every gesture will be of vital importance during the short state visit.在这次短暂的国事访问期间，一举一动都将有着至关重要...
豪谨慎地和邮政副部长丹尼尔·C.罗珀拉近关系。Howe carefully cultivated Daniel C. Roper, the Assistant Postmaster General.一度很强势的邮政联盟已经威风不再。The once-powerful post unions have been cut down to size.邮政汇票的金额最高可达700美元。Postal money orders are availa...
聚集体结构紧密并且形状接近于球形.Aggregates are compact and close to spherical in shape.这些多聚集体只有在非常窄的温度和pH范围内方是稳定的.Such polyaggregates are stable only over very narrow temperature and pH regions.这说明星云是恒星的聚集体.This suggest that the nebula...