单词：actinidelanthanide searation
单词：actinidelanthanide searation 相关文章
rabbit n.兔子 race n.民族；比赛 vi.全速前进 vt.和…比速度 racial a.种族的，人种的 rack n.架，行李架 radar n.雷达 radiation n.辐射(线/能) radical a.激进的；彻底的
大学英语四级词汇
[ti:] [ar:] [al:] [by:] [00:00.47] The Last Letters 最后的家书 [00:05.72]To son, Cecil, [00:09.22]Just a quick note preface before I start in earnest. [00:13.37]When I wrote this you were 8, still a little boy. [00:17.75]A few years ago, [00:19.
温馨夜读
By Paul Sisco Washington, DC 01 February 2008 Scientists know that the waters north of Greenland, around the Arctic Circle, significantly influence global weather patterns. But until recently, they only have been able to measure the region's deep oce
VOA常速英语2008年（二月）
Part 2. Green Transporation Festival. Keywords. Green Transporation Festival, oil, environment, reduce, other kinds of fuels. Vocabulary. hydrogen, propane, scooter, hybrid, ethanol. A. You are going to hear a report on green transporation festival.
step by step 3000 第一册
Once upon a time the rivers combined against the sea，and con-verging into a whole，accused her，Why is it that when we rivers pour our water into you so fresh and Sweet，you straightway render it salty and unpalatable？The sea，observing the t
趣味英语