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VOA慢速英语2013 Agriculture Report - Getting a Firm Grip on Weed Control

Agriculture Report - Getting a Firm Grip on Weed Control 农业报道 - 控制杂草生长的办法 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 When is a plant considered a weed? Experts at Pen

发表于:2018-12-07 / 阅读(129) / 评论(0)

2013年VOA慢速英语(一)月

VOA慢速英语2011--Ideas for Getting a Firm Grip on Weed Co

Agriculture Report - Ideas for Getting a Firm Grip on Weed Control 农业报道 - 控制杂草生长的办法 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Weeds compete with plantings for water

发表于:2018-12-16 / 阅读(42) / 评论(0)

2011年VOA慢速英语(七)月

365个英语简短小故事-99. Bad Weed, Bad Call

Boy, this is the worst weed Ive ever had, Wesley thought, even though it smelled great. Hed rolled two joints, smoked them both, and still didnt feel high. Hed heard about some super weed that gets people so high that they think theyre straight. Mayb

发表于:2018-12-31 / 阅读(48) / 评论(0)

365个英语简短小故事

VOA慢速英语2013 Getting a Firm Grip on Weed Control

Getting a Firm Grip on Weed Control This is the VOA Special English Agriculture Report. When is a plant considered a weed? Experts at Penn State University have a simple answer: When the undesirable qualities outweigh the good qualities. Consider the

发表于:2019-01-12 / 阅读(69) / 评论(0)

2013年VOA慢速英语(五)月

VOA慢速英语2011--Inventor of Weed Eater Started a Revolut

Agriculture Report - Inventor of Weed Eater Started a Revolution 农业报道 - 巴拉斯开启割草机革命 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 George Ballas of Houston, Texas, lived

发表于:2019-01-12 / 阅读(62) / 评论(0)

2011年VOA慢速英语(七)月

美国国家公共电台 NPR Damage From Wayward Weedkiller Keeps Growing

RACHEL MARTIN, HOST: Farmers in parts of the South are fighting each other over a weed-killing chemical. Some are using it in combination with a new generation of genetically engineered crops. Others are angry because it's blowing in the wind and dam

发表于:2019-01-16 / 阅读(50) / 评论(0)

2017年NPR美国国家公共电台7月

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beta-phenyl-hydrazine

bimetallic reforming catalyst