单词:dianhydro-gitoxigenin
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By George Grow November 7, 2004 (THEME) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Faith Lapidus with People in America in VOA Special English. Today we tell about Dian Fossey. She studied the wild mountain gorillas of central Africa. Her work re
PEOPLE IN AMERICA - Dian Fossey By George Grow Broadcast: Sunday, November 07, 2004 November 7, 2004 (THEME) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Faith Lapidus with People in America in VOA
β-Amyrin β-香树脂醇 α-Amyrin acetate α-香树脂醇乙酸乙酯 β-Amyrin acetate β-香树脂醇乙酸乙酯 β-Amyrin palmitate 棕榈酰β-香树酯 Anabasine 毒藜碱 Anagyrine 臭豆碱,安
Locals in Uganda are lauding a construction project financed by China which is creating the East African country's largest hydroelectric power plant. The 600-megawatt (MW) Karuma Hydroelectric Power Plant is located at the mid-western district of Kir