单词:indirect radiation
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[00:01.13]Unit 3 The Media [00:04.41]Expansion 3 [00:09.41]Exercise 2 what makes a good slogan? [00:15.41]Many people believe that a good slogan [00:17.74]is the best way to advertise a product. [00:21.04]The slogans for some products are very famous
Doctors use X-rays to view internal organs, obtain clear images of possible disease and to treat cancer. For years radiation has been used to save lives, but there is growing concern that some patients are getting more than they ask for when they und
[ti:UNIT 1 The Olympics Lesson 8 Unit Review] [0:01.827]UNIT 1 第一单元 [0:03.270]The Olympics 奥运会 [0:05.284]Lesson 8: 第八课: [0:06.799]Unit Review 单元复习 [0:08.609]I. [0:09.565]Building Your Vocabulary [0:11.844]A. [0:12.698]Fi
[00:04.49]Sara difficulty pronounce fall [00:08.12]萨拉(女名) n.困难;费力 vt.发音 n.(美)秋季 [00:11.76]plan medicine wheel ask...for [00:15.29]n.计划,打算 n.医学 n.轮;机轮 询问;向...要 [00:18.83]British more or less howeve
Getting to Know the Verb 'Get' From VOA Learning English, this is Everyday Grammar. So, Alice, what did you do last night? Well, I was at home, getting ready to go to the movies. I was getting my shoes on when I got a feeling that something strange w
一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。 im-, in- ① 表示不,无,非 immense = im + mens(测量;dimensio
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals rely on all sorts of cues to find their next meal. Monkeys and birds are attracted to the colors of ripe fruits and berries. And snakes find thei
Human exploration of Mars is now an official goal of the National Aeronautics and Space Administration (NASA). Last month, U.S. President Donald Trump signed a bill to increase NASAs budget. The law sets spending at $19.5 billion for the 12-month per
[00:00.00]Harry Bob introduce oral [00:04.65]哈里(男名) 鲍勃(男名) vt.介绍 adj.口头的;口述的 [00:09.30]practice partner go away opinion [00:13.43]n.实践;练习 n.搭档;合作者 走开;离开 n.见解;看法 [00:17.55]in one's op
U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation(放射) exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y
DOUG JOHNSON: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Doug Johnson. FAITH LAPIDUS: And I'm Faith Lapidus. Today, we will tell about skin cancer. (MUSIC) DOUG JOHNSON: Skin cancer is one of the most common forms of cancer. It is also
Prime Minister Benjamin Netanyahu says Israel hopes to begin peace negotiations with the Palestinians next week, during a visit by U.S. envoy George Mitchell. Mr. Netanyahu spoke to his Cabinet a day after the Arab League endorsed indirect peace talk
The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi
A key Japanese adviser on radiation(放射 ) leaks at the country's disabled Fukushima nuclear power facility has quit in protest over the government's handling of the disaster. The adviser, Toshiso Kosako, a radiation safety expert at the Univer
NEW DELHI, March 16 (Xinhua) -- The Indian government has ordered food originating from(发源于) Japan to be tested for radiation in the wake of explosions at a Japanese nuclear plant following a devastating earthquake-tsunami last Friday, repo
WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine(碘) has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai
echo n.回音 vt.重复 I heard vague echoes of someone's footsteps. 我隐约听见有某人脚步的回音。 Our teacher echoed what the report stated. 我们老师把报告上写的东西重述一遍。 sweat vi.出汗 n.汗 I sweat a lot on hot