英语词汇secondary particle简单造句、意思、用法及例句-英语例句辞典

单词	secondary particle
例句	原声例句双语版 TED-Ed 演讲精选 And while some ozone in the upper atmosphere helps shield us from ultraviolet rays, on the ground, this gas can form alongside secondary particles and create photochemical smog. 它们会发生反应，形成臭氧。虽然高层大气中的臭氧能帮我们阻挡紫外线，在地面，这类气体可能会和衍生性粒子一起形成，产生光化学烟雾。
随便看	privateers private exchange private expenses private eye private eyes private facilities private file private finance Private Finance Initiative private financing private firm private firms private first class private forest private foundation private foundations private fund private funds private garden private goal private group private health care private healthcare private health insurance private hospital

英语例句辞典收录519880条英汉例句词条，基本涵盖了全部常用单词的造句方法及例句，是英语学习的有利工具。