单词：oxycarpum
单词：oxycarpum 相关文章
Illinois' Solution to Asian Carp Invasion: Eat Them The Asian carp, a species of fish brought from China to the U.S. several decades ago, is a growing concern in the midwest state of Illinois. The number of Asian carp in the states waterways has soar
VOA标准英语2011年(九月)
86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson （Start at 1'02
科技之光
Asian Carp now outnumber native fish in many areas of the United States and their expansion particularly threatens the fragile ecosystems of the Great Lakes. In an effort to control algae growth, catfish farmers in the southern United States introduc
VOA标准英语2010年(七)月
Commerical fisherman Chad Isaak and a partner haul in a boatload of invasive Asian Carp, Jul 2010 The multi-billion-dollar commercial fishing industry in the Great Lakes region of the United States employs more than 800,000 people, but is threatened
VOA标准英语2010年(七)月
Warning: This is a rather scary story, particularly if you are a very small tadpole. Halloween is the most frightening night the year, or it is the most scrummy night of the year, depending on whether you are on the right end of a trick or a treat. P
Children’s Stories-儿童故事集
Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in
英语博客 A cup of English