质量作用效应

[00:03.38]2000 [00:06.20]Governments throughout the world [00:07.80]act on the assumption that the welfare [00:10.02]of their people depends largely [00:11.84]on the economic strength [00:13.41]and wealth of the community. [00:15.52](1)Under modem c

发表于:2018-11-30 / 阅读(251) / 评论(0) 分类 历年考研英语翻译

By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

发表于:2018-12-15 / 阅读(186) / 评论(0) 分类 VOA2003(下)-环境与健康

Benjamin Frankin wondered about(at) lightning. He combined his curiosity with imagination and carried out his well-known experiment to show that lightning and an electric spark are the same thing. Cur

发表于:2018-12-30 / 阅读(347) / 评论(0) 分类 自考英语(一)78讲

Stay Thin By Sleeping More A study published Monday found that people who sleep less tend to be fat, and experts said it's time find if more sleep will fight obesity. We've put so much emphasis on diet and exercise that we've failed to recognize the

发表于:2019-01-02 / 阅读(139) / 评论(0) 分类 早读英语精华本

US Restarts Restrictions on Iran The United States is taking action to pressure Iran over its nuclear program and activities across the Middle East. President Donald Trump announced economic sanctions against Iran Monday night. The measures went into

发表于:2019-01-03 / 阅读(162) / 评论(0) 分类 2018年VOA慢速英语(八)月

The business report starts with the economic effects of a smoking ban. Those effects might not be what you'd expect. Harvard University looked into the effect of a statewide smoking ban in bars and restaurants in Massachusetts. NPR's Chris Arnold rep

发表于:2019-01-08 / 阅读(231) / 评论(0) 分类 2005年NPR美国国家公共电台

有些说明书较详细地介绍药品的药理作用(Pharmacological Actions)。其内容主要包括药理作用、临床药理(Clinical Parmacology)、体外试验(in vitro experiments)、药物代谢(Metabolism)、药效(Potenc

发表于:2019-01-08 / 阅读(269) / 评论(0) 分类 医学英语

今年7月,14岁的美国华裔少年刘继打破老虎伍兹的纪录,成为美国青少年高尔夫锦标赛史上最年轻的冠军,同时刷新老虎伍兹保持了19年的纪录。刘继出生在纽约州一个只有11万人口的小城市史

发表于:2019-01-09 / 阅读(212) / 评论(0) 分类 实用英语

今天我们要学的词是 automatic。Automatic 自动的。semi-automatic rifle 半自动步枪。If the Congress doesn't take action soon, automatic spending cuts will take effect on March 1st. 如果国会不马上采取行动的话,政府削减

发表于:2019-01-11 / 阅读(209) / 评论(0) 分类 英语单词荟萃

DAVID GREENE, HOST: A lot of the aluminum and steel we use here in the United States is imported from other countries. And that, according to a report from the Commerce Department, is a threat to national security. Last week, department officials rec

发表于:2019-01-16 / 阅读(201) / 评论(0) 分类 2018年NPR美国国家公共电台2月

Weknew from the radar measurements where Golevka was within a few tens of metres.And yet it was actually 12 or 15 kilometres away from where it was predicted tobe without Yarkovsky effect. So these very precise radar observations allowedus to see the

发表于:2019-01-23 / 阅读(153) / 评论(0) 分类 探索与发现2014年

Stay Thin by Sleeping More 想苗条多睡觉 A recent study found that people who sleep less tend to be fat,and experts said it's time to find out if more sleep will fight obesity. 最新的一项研究表明睡眠不足的人易发胖。专家们表

发表于:2019-01-28 / 阅读(138) / 评论(0) 分类 英语小达人

The Effect of Advertisement 广告的效果 Some businessmen were talking about advertising on TV excitedly. As none of them had ever done it before, every one had his point of view. At this moment, Mr. Grey came by. He was a car dealer and he had on

发表于:2019-01-28 / 阅读(199) / 评论(0) 分类 英语小达人

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-05 / 阅读(187) / 评论(0) 分类 英语每日一词

As the development of the society, people want to conquer the environment, they use the high technology to change the environment, when people are satisfied with what they did to the nature, the nature is starting to teach human being a lesson. In th

发表于:2019-02-06 / 阅读(193) / 评论(0) 分类 英语作文

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-13 / 阅读(236) / 评论(0) 分类 英语单词荟萃

VATICAN CITY, Feb.28 (Xinhua) -- The resignation of Pope Benedict XVI came into effect at 8 pm local time (1900 GMT) on Thursday, who had left the Vatican by helicopter for the papal vacation retreat in south Rome earlier in the afternoon. The pope h

发表于:2019-02-17 / 阅读(202) / 评论(0) 分类 英语新闻

BEIJING, Sept. 1 (Xinhua) -- Medicine prices at public clinics have been notably reduced thanks to a policy that promotes basic medicine, an office of the State Council said Thursday. Current price levels of basic medicine used by government-funded t

发表于:2019-02-18 / 阅读(168) / 评论(0) 分类 英语新闻

The game manufacturer Bioware has announced that it will release further content for Mass Effect 3, following complaints from disgruntled users. The final part of the Mass Effect trilogy was released at the start of this month to great critical accla

发表于:2019-02-21 / 阅读(153) / 评论(0) 分类 英语听力精选进阶版

You all know about multitasking. 你们都知道多任务处理(multitasking)。 You all have been faulty of multitasking when you're driving and you pick up your cellphone. 一边开车一边拿起手机的多任务处理不是明智之举。 Bad id

发表于:2019-02-21 / 阅读(206) / 评论(0) 分类 TED演讲教育篇