规通量密度

Blended Organic-Conventional Farming Could Feed World In rural Maryland, an hour-and-a-half drive from Washington, Bill Mason is tilling his fields to plant organic maize and soybeans. About two-thirds of his 340 hectares are organic, but not all of

发表于:2018-12-08 / 阅读(53) / 评论(0) 分类 VOA标准英语2012年(六月)

1. fluid /ˈflu:ɪd/ -- 1. substance that flows 2. not rigid; changing easily Air, water, molasses and milk are all fluids. 空气、水、糖蜜和牛奶都是流体。 During November, the military situation remained fluid, with advances and retres

发表于:2018-12-30 / 阅读(69) / 评论(0) 分类 突破英文词汇

今天我们要学的词是flux。 Flux, 是动荡的,不断变化的。 The leadership of Yemen is in flux after former president Saleh was forced to step down, 也门前总统萨利赫被迫下台后,国家领导层处于动荡之中。 Afghani

发表于:2019-02-03 / 阅读(61) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是conventional wisdom。 Conventional wisdom, 是指普遍看法。 The conventional wisdom in the media was that the economy would collapse in the absence of the bailout, 媒体的主流看法是,如果政府不出面救市,

发表于:2019-02-05 / 阅读(60) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是conventional wisdom。 Conventional wisdom, 是指普遍看法。 The conventional wisdom in the media was that the economy would collapse in the absence of the bailout, 媒体的主流看法是,如果政府不出面救市,

发表于:2019-02-08 / 阅读(40) / 评论(0) 分类 英语每日一词

今天我们要学的词是 conventional. Conventional 形容词,常规的,传统的。A new study shows that e-cigarettes are much less addictive than conventional cigarettes. 一项最新研究显示,电子烟的上瘾程度远远低于传统香

发表于:2019-03-13 / 阅读(180) / 评论(0) 分类 英语单词荟萃