I am writing with reference to your article on salaries for scientists...我写此信是为了回应你那篇探讨科学家薪水的文章。They have been amply rewarded with huge salaries.高额的薪水给了他们丰厚的回报。I am writing with reference to your article on salaries for ...
氡和钍射气的子体易被气溶胶吸附.The daughter nuclides of radon and thoron tend to become attached.在描述气溶胶时人们经常离题.When writing about aerosol one is continually invited to digress.氯氟甲烷主要使用在气溶胶喷雾罐和作为冷冻剂.The chlorofluoromethanes are used pri...