单词：ripple markings
单词：ripple markings 相关文章
That evening, after an early dinner, the four Alden children met in Jessie and Violets room. We just have to help Seymour and Rose solve this mystery, Violet was saying as she leaned back against two of the lacy white pillows piled on the bed. All th
67 The Mystery of the Stolen S
Jesse Marcel remains convinced that there was one thing in the debris that could only be extraterrestrial. He described small metal-like I-beams with hieroglyphic symbols. The metal beam like our small miniaturized I-beam, and had these perplexed vio
国家地理2007年
Tunnels in Gemstone Might Be Sign of Life Life has found a way to survive in some of the most extreme conditions in existence. Now, scientists believe they might have found a new habitat for microscopic organisms inside a mineral substance called gar
2018年VOA慢速英语(八)月
AS IT IS 2016-10-09 Scientists Create Realistic Model of Dinosaur 科学家制作逼真的恐龙模型 British scientists have created what they believe is the best three-dimensional model of a dinosaur ever built. They say the model is almost the ex
2016年VOA慢速英语(十)月
What that circulation means to us human is that water is a moving target. We constantly have to seek it out in this endless cycle and intercept it wherever and whenever we can. This quest depend on water has played a defining role in human history. T
自然百科2010年
今天我们要学的词是ripple effect。 Ripple effect, 连锁反应。 The shutdown of the local mine had ripple effects on the entire community, 当地这家煤矿的关门，在整个社区引起了连锁反应。 美国汽车业界人士警告说
英语每日一词