单词：rigorous selection
rigorous selection的用法和样例：
例句
- The wheat varieties with high resistance to WSSMV and high yield potential could be developed by both pedigree selection and intervarietal cross.通过系统选育和采用抗感品种间杂交，后代进行严格选择，均可以育成抗病高产的小麦品种。
单词：rigorous selection 相关文章
sensitivity suicide sharply astronomy fragile troublesome rigorous waver rinse blacksmith refute ripple junction message windy vaccinate propaganda oar recipient donate inorganic intermittent rotate rotary synthesis makeup bazaar
用Mp3背六级单词
注释： U.N. Secretary-General 联合国秘书长 interim [5intErim] adj. 临时的，间歇的，暂定的 interim government 临时政府 envoy [5envCi] n. 外交使节，特使 Lakhdar Brahimi 赫达
VOA2004（上）--各类新闻
Most visitors to the Olympics come to enjoy the sporting events and take in the atmosphere. But a group of Washington D.C. students traveled to the Vancouver Winter Games to learn about sports marketing and management. Parke Brewer | Vancouver 26 Feb
VOA标准英语2010年(二月)
Todd: Hello. I am here with Jade from Korea and we are going to talk about life in the military. So Jade, you were in the army correct? Jade: Yeah, I was in the army 'til just a year ago. Todd: Ah, so pretty recently. Jade: Yeah, recently. Todd: So h
原版英语对话1000个
图片1 flexible adj. 柔韧性，易曲的，弹性的 例句：We need a foreign policy that is more flexible. 我们需要更有弹性的外交政策。 rigid adj. 刚硬的，刚性的，严格的 例句：The caste refers to social system based
漫画搞定六级词汇（文本+音频）
What is the worst thing you have heard about our firm? 你听到的与本公司有关的最负面的事是什么？ Your company has a reputation for being hard to get into-the turnover rate is low and the hiring process is rigorous. 我听说贵公司
必背英文面试口语
By Jim Malone Washington 25 October 2007 The lengthy and complicated process of choosing the next president of the United States begins in early January when voters attend party caucuses and cast ballots in primaries to select the presidential nomine
2007年VOA常速英语（十月）
By Deepak Dobhal Washington, DC 07 December 2006 watch New Space Station Astronaut When the space shuttle Discovery rockets into space on Thursday, onboard will be a new crewmember for the International Space Station -- Sunita Williams. The 41 year
2006年VOA标准英语（十二月）
By Jade Heilmann Dakar 04 December 2007 Opposition leaders in Togo say they are angry that a little-known ruling party official has been named the country's new prime minister. They say the government should be more open to opposition parties, given
VOA常速英语2007年（十二月）
Scripts: I just wanna begin directly with how you feel about the safety of your products? Thank you ,Heidi. we continue to have the most rigorous standards in the industry and in fact every toy being made right now as it relates to paint as an examp
商业报道2007年
23. Ralph Waldo Emerson and other Transcendentalist philosophers thought schooling and rigorous book learning put unnatural restraints on children: We are shut up in schools and college recitation rooms for 10 or 15 years and come out at last with a
考研英语长难句讲解
Starting in 2006, BMW China has run its Destination X-Tour for five consecutive years. The tour is a long distance driving combining challenging experience with charity work. The selection of this year's X Tour members stated last weekend. In contras
世界各地新闻集锦
Bruce brought himself back through rigorous rehabilitation. 痛苦的康复过程后 布鲁斯恢复如初 I had a similar expression when I would drive down to Torrance to do my jiu jitsu class every week.His expression was Walk on And mine was Walk
名人传记
Republican presidential candidate John McCain's selection of Alaska Governor Sarah Palin as his vice presidential running mate has shaken up the U.S. presidential race in some unexpected ways. VOA national correspondent Jim Malone has more from Wash
VOA标准英语2008年（九月）
By Lisa Schlein Geneva 08 May 2006 At a U.N. hearing Monday, the U.S. government admitted it made mistakes in the treatment of prisoners in the war against terror, but said it has taken measures to pr
2006年VOA标准英语（五月）
By Jeffrey Young Washington 14 December 2007 The central U.S. state of Iowa, and several other states, have an alternative way to select presidential nominees for the Democratic and Republican parties. In this segment of How America Elects, VOA's Jef
VOA常速英语2007年（十二月）
Marcelo injury gives Mourinho selection headache RIO DE JANEIRO, Oct. 14 (Xinhua) -- Real Madrid coach Jose Mourinho has been left with a selection headache after Brazilian Marcelo joined fellow left-back Fabio Coentrao on the club's injury list on S
英语新闻
Teen Girls Learn Firefighting少女学习消防知识 Most summer camps for teens revolve around sports, or music and arts, or just for having fun. But some girls in the Washington suburb of Arlington County, Virginia, went to camp to get a taste of
VOA常速英语2013年(八月)
WASHINGTON, April 16 (Xinhua) -- With Monday's choice of U.S.-nominated Jim Yong Kim to head the World Bank, the global lending institution continued its longstanding -- and controversial -- tradition of keeping an American at the helm. Nominated las
英语新闻