单词：sand tumors
(sand tumor 的复数)
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This is Scientific Americans 60 second Science, I am Cynthia Craber, this will just take a minute. The biggest risk for breast cancer patients is usually not original tumor, which is removed by surgery. The cancer becomes particularly deadly if it me
Scientific American(六)月
3-D Technology Saves Lives 3D技术拯救生命 From VOA Learning English, this is the Health Report. Three-dimensional technology -- known as three-D -- gives depth to objects that would otherwise appear two-dimensional, or flat. Three-D makes movie
2014年VOA慢速英语(七)月
Spray Detects Hard-to-Find Tumors Surgeons may soon have a new tool to help locate early-stage cancerous growths; a spray that turns fluorescent green when it comes into contact with tumors. The spray is clear, but contains a non-toxic dye that almos
VOA标准英语2011年(十一月)
5After the Philistines had captured the ark of God, they took it from Ebenezer to Ashdod. 2Then they carried the ark into Dagon's temple and set it beside Dagon. 3When the people of Ashdod rose early the next day, there was Dagon, fallen on his face
撒母耳记
The story goes that two friends were walking through the desert. During some point of the journey they had an argument, and one friend slapped the other one in the face. 两个朋友结伴穿越沙漠，旅途中二人突然吵了起来，其中一个掴
实用英语