dump 词根词源故事
dump /dʌmp/ 词根词源故事 “dump”的词源像一幅充满生活气息的市井画卷,其源头可追溯至16世纪的北欧方言,与低地德语“dumpern”(沉重落下)、荷兰语“dompen”(猛地放下)同源,核心意象是“将重物或杂物用力、随意地丢弃”。
【专家视角】Nature Reviews Microbiology|地下水病毒:地球最大淡水生态系统里,仍是一块盲区
来源:市场资讯(来源:生态修复网)浅层地下水是地球上最大的淡水生物群系,却可能也是病毒生态学最薄弱的盲区之一:病毒广泛存在、谱系高度多样,也可能参与宿主控制和碳—营养元素再生,但其感染率、裂解率、宿主范围与生物地球化学效应仍缺乏可靠的定量证据。
【双语】例行记者会/Regular Press Conference(2022-9-19)
President Xi Jinping delivered an important speech at the Samarkand Summit, where he put forward major initiatives and proposals on greater unity among the member states and the future development of the SCO. He emphasized the need to enhance mutual support, expand security cooperation, deepen practical cooperation, enhance people-to-people and cultural exchanges, and uphold multilateralism. The Chinese side also announced that it is ready to establish a China-SCO base for training counter-terrorism personnel, host a forum on industrial and supply chains, set up a China-SCO Big Data Cooperation Center, and provide developing countries in need with emergency humanitarian assistance of grain and other supplies worth 1.5 billion yuan. These proposals and initiatives of China have received a positive response from other countries. The Samarkand Summit set a new record in three aspects. First, it adopted 44 outcome documents, the highest number recorded. Second, it saw the broadest participation, with the attendance of leaders of 14 countries including SCO member states, observer states and the Presidency’s guests, and heads of nine international organizations and institutions such as the UN. Third, it marked the largest round of expansion for the SCO, as a memorandum of obligations on Iran’s membership was signed, the procedure for Belarus’s accession was started, the status of SCO dialogue partners was granted to Egypt, Saudi Arabia and Qatar, and agreement was reached on admitting Bahrain, the Maldives, the UAE, Kuwait, and Myanmar as new dialogue partners.
美国南加州海底惊现2万多桶状物 疑含杀虫剂的工业废料
据美联社26日报道,研究人员日前在美国南加州海底发现了超过2.7万个桶状物,怀疑其中装有含杀虫剂滴滴涕的工业废料。
美国南加州海底惊现2万多桶状物 疑含杀虫剂的工业废料
据美联社 26 日报道,研究人员日前在美国南加州海底发现了超过 2.7 万个桶状物,怀疑其中装有含杀虫剂滴滴涕的工业废料。
澳总理参观依“奥库斯”协议为澳建造核潜艇的英国造船厂,网友争议
【环球网报道】据澳大利亚广播公司(ABC)、《堪培拉时报》等多家澳媒报道,目前正在英国访问的澳总理阿尔巴尼斯3日到访英国巴罗因弗内斯造船厂,再次赞扬了美国、英国和澳大利亚三方达成的“奥库斯”协议,认为该协议既关乎国家安全,也能促进经济效益。
美国南加州海底惊现2万多桶状物 疑含杀虫剂的工业废料
据美联社26日报道,研究人员日前在美国南加州海底发现了超过2.7万个桶状物,怀疑其中装有含杀虫剂滴滴涕的工业废料。
该国首都郊区,沦为洋垃圾之城|地球知识局
近年来,废土风借助ACG文化成为一种新兴审美取向。点歪了科技树的高科技,与生活在逼仄、肮脏、电子垃圾遍地环境中的底层民众,形成鲜明对比。
美国南加州海底惊现2万多桶状物 疑含杀虫剂的工业废料
据美联社26日报道,研究人员日前在美国南加州海底发现了超过2.7万个桶状物,怀疑其中装有含杀虫剂滴滴涕(DDT)的工业废料。滴滴涕(DDT)上世纪曾被作为农用杀虫剂使用。但由于对环境污染严重,在很多国家已被禁止使用。
美中学校园测出浓缩铀,3公里外就是核废料工厂
有学生家长将事件与3公里外的朴茨茅斯气体扩散厂联系起来。这里曾在冷战期间为美国军方提炼武器级铀,但早已废弃。