血浆肌酸

太阳科普第8期

Now the speed of light is a very,very big number. 光速是个很大的数字 So if we just take a small amount of mass, 所以只要一点点质量 you get a huge amount of energy. 就含有大量能量 And that's the energy which actually powers ou

发表于:2018-12-07 / 阅读(95) / 评论(0)

太阳科普

VOA标准英语2010-Recent Flight European Cancellations Crea

An aircraft is seen after takeoff at the airport in Frankfurt, Germany when German air traffic control opened the airspace after it was closed for days due to the volcanic ash cloud that came from Iceland, 21 Apr 2010 The closure of airspace over Bri

发表于:2019-01-13 / 阅读(34) / 评论(0)

VOA标准英语2010年(四)月

听歌学英语:灵魂深处的声音:Enya—Amarantine永恒之

[00:05.75]Listen and Share [00:07.77]歌曲背景 [00:08.88]Amarantine选自专辑《Amarantine》 [00:12.38]Enya说 Amarantine 代表的意思是永恒。 [00:16.41]尽管Enya已经成功发行了多张畅销专辑， [00:20.92]全世界的歌迷听

发表于:2019-02-01 / 阅读(65) / 评论(0)

听歌学英语

China faces severe plasma shortage: health minister

BEIJING, Dec. 11 (Xinhua) -- China is faced with severe challenges in collecting enough blood plasma to produce medicines, Health Minister Chen Zhu said Sunday. Chen called on the public to join blood donation after donating blood plasma at the Beiji

发表于:2019-02-07 / 阅读(66) / 评论(0)

英语新闻

Lesson 44-1 Home Appliances 家用电器

Listen to the statements and check the correct answers. 1.Is sweeping out the tiny dust bothering you a lot? From now on if you have this machine, doing the housework will become a very easy job. This is a portable vacuum cleaner. lt's light and wire

发表于:2019-02-17 / 阅读(51) / 评论(0)

英语听力练习题

Chinese health minister donates plasma

CHENGDU, May 5 (Xinhua) -- Chinese Health Minister Chen Zhu donated plasma on Saturday in Chengdu, capital of southwest China's Sichuan Province, and called on health workers to take the lead in blood donation to ease the country's blood supply short

发表于:2019-02-18 / 阅读(61) / 评论(0)

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学英语单词

Abrigada

aetiologies

All is not lost that is in danger.

ceramic turbine rotor

cladiosis