She is endearingly free of pretensions.她丝毫不做作，很讨人喜爱。He makes no pretensions to skill.他并不自以为有技能。And as far as the governing class made any pretensions to govern, they were ridiculous too.自命有统治能力的统治阶级, 也可笑.Her wide-eyed in...
This chapter describes methods of estimating airborne pollutant concentration distrubutions associated with various emission sources.本章论述几种有关各种排放源的大气污染物浓度分布的估算方法.Hyetographs are important in estimating stormflow hydrogra...