单词：evolutionary arms race
单词：evolutionary arms race 相关文章
The evolutionary development of the neck allowed more freely moving forelimbs, which allowed further evolution of the head and hands Whats in a neck? Well, its a good place to hang a pendant or a tie. Or to rest your head. Now scientists say that by
60秒科学
People swing their arms when they walk. But did you ever wonder why? Does it help us keep our balance? Is it a relic from our evolutionary past? Is it because we look like doofuses if we dont? Now, a report in the Royal Society journal Biological Sci
Scientific American(八)月
Agreement to Resume Iran Nuclear Talks Aims to Prevent Regional Arms Race The agreement to restart talks over Iran's nuclear program includes demands by permanent members of the U.N. Security Council and Germany for concrete and practical steps to re
VOA标准英语2012年(三月)
今天我们要学的词组是trigger。 Trigger是扳机，pull the trigger就是扣动扳机。 作为动词，trigger有激发，引起其他事件或是连锁反应的意思。比如布什总统决定向伊拉克增兵，引发了大规模反战抗
英语每日一词
By Lisa Schlein Geneva 12 February 2008 Russia is warning of a new arms race if a treaty banning the deployment of weapons in outer space is not achieved. Russia and China have jointly presented a draft treaty to the U.N. Conference on Disarmament th
VOA常速英语2008年（二月）
Today I said goodbye to my old friend I pray someday we get to meet again Under one more clear blue sky Up there with an equal smile And we'll go walk in the sunshine With a big smile on our face Race the river to the ocean Go splash in the waves And
美国乡村音乐