单词:block copolycarbonate
单词:block copolycarbonate 相关文章
The New Kid on the Block 菜鸟新同事 Dialogue A Alice and Jerry are talking in the office. Jerry: Hey, Alice. Who's that? Alice: Oh, that's Gordon. He's the new kid on the block. He was hired last week. Jerry: Wow, he's so young! He probabl
What if you could wave your phone over a piece of fish at a store and immediately see a record of its path through the supply chain? 如果你在商店里把手机在一块鱼肉上面晃一下,就能立即看到它在供应链上的路径记录,结
今天学的词组是block。Block有障碍物的意思。比如road block -- 路障,Police put up a road block to stop the demonstrators, 警察为阻止抗议者设置了路障。作为动词,block也有阻塞,拦阻的意思。比如施工造成
Fungi with previous experience in bioremediation show promise for breaking down BPA, an endocrine disruptor, and plastics that contain them. Cynthia Graber reports 【英文文本】 Bisphenol A. Also called BPA, it's used to make shatter-proof plast
By now, most people have heard of bitcoin. Bitcoin is a virtual currency that has had a huge rise in value during 2017. Bitcoin however is just one of many cryptocurrencies. A cryptocurrency is a kind of money that does not exist in the form of bills
By David McAlary Researchers have shown that it may be possible to prevent sexual transmission of the AIDS virus HIV with a compound now in the experimental stage. Female monkeys who received it vagin
This is Scientific American's 60-Second Science. I'm Cynthia Graber. Thisll just take a minute. Bisphenol A. Also called BPA, it's used to make shatter-proof plastic known as polycarbonate, found in everything from water bottles to medical devices to
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!
By Peter Fedynsky Moscow 02 April 2008 Russian Foreign Minister Sergei Lavrov says Moscow can use its seat on the Security Council to block Kosovo's membership in the United Nations. The statement coincides with the arrival in Belgrade of the first p
By Robert Berger Jerusalem 11 October 2007 Jerusalem is emerging as a major stumbling block in new peace negotiations between Israel and the Palestinians. As Robert Berger reports from VOA's Jerusalem bureau, both Jews and Muslims are claiming the ci
Royce Da 5'9 ,美国说唱歌手,最新单曲Writer's Block中邀请到了Eminem合作,不过有歌迷抱怨中间阿姆的部分太少了~这首歌也是Royce新专Success Is Certain中的第一首歌。 Writer's Block Royce Da 5'9 ft. Eminem
AUDIE CORNISH, HOST: When you hear the word blockchain, you might think of cryptocurrency. The technology acts as a digital ledger which has the potential to transform a number of industries like agriculture. Kamila Kudelska of Wyoming Public Radio e
今天我们要学的词是road-block。 Road-block, 路障,阻碍。 Police road-blocks were set up before the rally, 集会前,警察设置了路障。 The highway construction has hit a road-block because of budgetary issues, 高速公路的兴建
WASHINGTON, Aug. 31 (Xinhua) -- The Justice Department of the United States on Wednesday filed an antitrust lawsuit to block AT T's acquisition of T-Mobile, Deputy Attorney General James M. Cole said at a press conference. Cole said that four nationw
Because writers have a various ways of writing, a variety of reasons can cause writer's block. When you are blocked, consider these causes and try the strategies that sound most promising. IF You have attempted to begin a paper without doing any prel
今天学的词组是block。Block有障碍物的意思。比如road block -- 路障,Police put up a road block to stop the demonstrators, 警察为阻止抗议者设置了路障。作为动词,block也有阻塞,拦阻的意思。比如施工造成
今天我们要学的词是 chopping block. Chopping block 作为名词,有砧板的意思。Boeing says its $17 billion deal with Iran Air might be on President-elect Donald Trump's chopping block. 波音公司说,他们跟伊朗航空公司170亿
痞子阿姆联手Royce Da最新单曲:Writer's Block Royce Da 5'9 ,美国说唱歌手,最新单曲Writer's Block中邀请到了Eminem合作,不过有歌迷抱怨中间阿姆的部分太少了~这首歌也是Royce新专Success Is Certain中的第
(SOUNDBITE OF MUSIC) STEVE INSKEEP, HOST: It is Friday, which means it's time for StoryCorps. We're on the day after Valentine's Day, which is really becoming almost like Valentine's week here on MORNING EDITION, which is fine. Today, two people whos