单词:methylphenanthrene
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Ephesians 以弗所书_Eph_3 1For this reason I, Paul, the prisoner of Christ Jesus for the sake of you Gentiles-- 2Surely you have heard about the administration of God's grace that was given to me for you, 3that is, the mystery made known to me by rev
Ephesians 以弗所书_Eph_2 1As for you, you were dead in your transgressions and sins, 2in which you used to live when you followed the ways of this world and of the ruler of the kingdom of the air, the spirit who is now at work in those who are disob
SCIENCE IN THE NEWS - Growing Plants Inside the Box CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS, in VOA Special English. Today, we tell about an American farmer and an unusual device he developed. For twenty years, people around the world have be
This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a
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AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals
SCIENCE IN THE NEWS - Growing Plants and Thinking Inside the Box CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS in VOA Special English. Today, we tell about an American farmer and an unusual device he developed. For nearly twenty years, people aroun
By Michael Bowman Washington 29 May 2007 Two days after forcing a private Venezuelan television station off the air, President Hugo Chavez has threatened to crack down on another non-governmental TV broadcaster. VOA's Michael Bowman reports from Wash
Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长
From VOA Learning English, this is Science in the News. Today, we tell about an American farmer and an unusual device he developed. For 20 years, people around the world have been buying his invention. Blake Whisenant and his family are farmers. They