Broadcast: January 7, 2003 By Mario Ritter This is the VOA Special English Agriculture Report. Rice is the world's most important crop. Much has been done to increase its productivity. Modern genetic

发表于:2019-01-02 / 阅读(58) / 评论(0) 分类 VOA2003(上)-社会广角

Costa Rican President Luis Guillermo Solis is on a state visit to China from January 4-10, at the invitation of Chinese President Xi Jinping. Chinese President Xi Jinping (R) shakes hands with Costa Rica President Luis Guillermo Solis after a signing

发表于:2019-01-05 / 阅读(93) / 评论(0) 分类 cctv9英语新闻2015年

Evolution continues today, and sometimes we can watch it happening. Researchers in the November 6th edition of the journal Science say that they caught in the act a population of butterflies in Ecuador potentially diverging into two distinct species.

发表于:2019-01-08 / 阅读(58) / 评论(0) 分类 Scientific American(十一)月

SAN JOSE, Dec. 23 (Xinhua) -- Colombian cyclist Oscar Sanchez took the lead Sunday in the 48th edition of the Costa Rica Tour, clocking the fastest time in the seventh leg of the 12-stage competition. Sunday's race featured a grueling 18-kilometer up

发表于:2019-02-07 / 阅读(65) / 评论(0) 分类 英语新闻

SAN JOSE, Dec. 26 (Xinhua) -- Colombian cyclist Marlon Perez Wednesday won the ninth stage of Costa Rica's International Cycling Tour, while his compatriot Oscar Sanchez held the general leadership. The Wednesday stage was a 143.9-kilometer travel be

发表于:2019-02-09 / 阅读(296) / 评论(0) 分类 英语新闻

China has agreed to lend over 500 million US dollars to Costa Rica helping the country with its economic development. The agreement with regard to the loan was signed between visiting Chinese President Xi Jinping and his Costa Rican counterpart Laura

发表于:2019-02-14 / 阅读(91) / 评论(0) 分类 世界各地新闻集锦