单词：probable error of estimate
单词：probable error of estimate 相关文章
entertain-招待,款待 entertainment -娱乐,文娱节目 enthusiasm -热情,热心 entitle -给...权利,给...资格 entry-参赛的人 environment -环境,周围状况 envy -妒忌,羡慕 equality -相等,相同 equation-方程,等式 equivalent -相等的,等价的 era -时代,纪元 erect -挺直
用mp3背四级单词
[00:00.00]march Birmingham demand housing [00:04.60]n. vi.行进；游行 n.伯明翰(美国城市) vt.要求 n.住房；房屋 [00:09.20]citizen forbid join in peacefully [00:13.91]n.公民；居民 vt.禁止，不许 参加；加入 adv.平静地；和
高中英语词汇
This is bigger than the Super Bowl. This is actually bigger than the Olympics. This is really a big deal for Africa, but its also a big deal for the United States. Because you know they really have something to prove. Much of the world sees them real
CNN2010年(六)月
[00:00.00]painter painting panel paperwork [00:04.14]n.(油)画家，绘画者 n.油画；水彩画 n.控制板；电池帆板 n.日常文书工作 [00:08.28]part partly passage passer-by [00:12.67]vi.分手；分别 adv.部分地 n.(文章的)一段
高中英语词汇
By Steve Herman New Delhi 17 August 2007 India was once thought to have the world's highest number of people with HIV -- the virus that causes AIDS. But the estimate was recently reduced by more than half -- down to 2.5 million from 5.7 million. The
2007年VOA标准英语（八月）
By Gary Thomas Washington 17 July 2007 A new U.S. intelligence estimate says al-Qaida remains determined to mount attacks on major targets in the United States, especially if it can acquire weapons of mass destruction. VOA correspondent Gary Thomas r
2007年VOA标准英语（七月）