扫布雷舰艇

VOA标准英语2015--Tiny Camera Sees Inside Blood Vessels

Tiny Camera Sees Inside Blood Vessels Ahead of any surgical procedure, doctors try to learn as much as possible about the state of the organs they plan to operate on. A new camera developed in the Netherlands can now make that easier - giving surgeon

发表于:2018-12-16 / 阅读(40) / 评论(0)

VOA标准英语2015年(四月)

SSS 2012-01-10

Jeanne Baret was passionate about science, so passionate that in the 1760s the French women disguised herself as a man. She hide her true identity to accompany her lover, Bach Philibert Commerson on the first friendship to sail around the world. At t

发表于:2018-12-24 / 阅读(99) / 评论(0)

Scientific American(一)月

VOA标准英语2011--Artificial Blood Vessels Work Well, Have

Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

发表于:2019-01-14 / 阅读(78) / 评论(0)

VOA标准英语2011年(二月)

莎士比亚经典语录

发表于:2019-02-01 / 阅读(49) / 评论(0)

阅读空间

茶与牛奶一起喝有害健康

Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉，从而使

发表于:2019-02-17 / 阅读(95) / 评论(0)

实用英语

China launches its largest patrol vessel

WUHAN, July 28 (Xinhua) -- China launched its largest and most advanced patrol vessel Haixun01 on Saturday in Wuhan, a city in central China's Hubei province, in a move to maintain its marine sovereignty and enhance its rescue efficiency. Haixun01 is

发表于:2019-02-19 / 阅读(79) / 评论(0)

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Alcanena

american alder (alnus incana d.c.)