单词:nonsingular irreducible projective varieties
单词:nonsingular irreducible projective varieties 相关文章
I do, of course like people to enjoy my work, no question about it. The 1) durability of the idea, the 2) relevance of its durable, it’s more important to me. But that doesn’t mean that I’m not
We used to be a nation of farmers. But now it’s less than two percent of the population in the United States. And so, a lot of us don’t know what it takes to grow food. Over 12 thousand years ago
Unit 22 Chuck high-fat cheese。 Unit 22 拒吃高脂肪起司 One ounce oI most cheeses----one measly slice----averages about 100 calories and 7 or 8 grams of fat. 大部分的奶酩只要一盎司____即使是微不足道的一小片___平均都含大
Grammar Girl here. Today well be talking about indefinite pronouns such as everyone and somebody. Now, guest-writer Bonnie Trenga writes, Everyone Versus Everybody Lately, listeners have asked a lot of questions about indefinite pronouns, such as eve
Grammar Girl here. Today guest-writer Bonnie Trenga will help us talk about tricky sentences that make you question whether you should use a singular or plural verb. Today were talking about a tricky kind of sentence that causes you to make a mistake
Grammar Girl here. Today well be talking about indefinite pronouns such as everyone and somebody. Now, guest-writer Bonnie Trenga writes, Everyone Versus Everybody Lately, listeners have asked a lot of questions about indefinite pronouns, such as eve
Grammar Girl here. Today's topic is generic personal pronouns. Nolan in Victoria, British Columbia, asked the following question: Just wondering about whether to use she or he in terms of giving examples. Since she was written out of the literature f
Grammar Girl here. We've received several requests to address Latin plurals, so today we're going to tackle a tricky one. A listener called with this request: Hi, Grammar Girl. This is Adam from Peoria. I was wondering if you could go over the usage
EXPLORATIONS - Working to Protect Plants for Future Generations CHRISTOPHER CRUISE: Im Chrisopher Cruise. MARIO RITTER: And Im Mario Ritter with EXPLORATIONS in VOA Special English. Today we tell about concerns about plant life, including agricultura
By Bill Rodgers Washington 19 May 2008 The Green Revolution is a good example of how technological advances can have a dramatic effect on economic development - in this case on food production. Other technological innovations are helping to improve a
Ethiopian scientist was named on Thursday as the winner of the 2009 World Food Prize in an event at the U.S. State Department. Ejeta, a faculty member at Purdue University in the Midwestern U.S. state of Indiana, was honored for his work on drought
Climate Change May Overwhelm Farmers A new study says the pace and severity of climate change may overwhelm small-scale farmers in Africa. The study describes those farmers as the mainstay of food production on the continent. The findings were releas
23. Illustrated with an entertaining array of examples from both high and low culture, the trend that Mr. McWhorter documents is unmistakable. 【分析】句子主干为 the trendis unmistakable。Illustrated with...culture为过去分词短语作方式
Nestled between the Pacific Ocean to the west and the Andes mountain range on the east, Chile's producers have traditionally thrived in this Mediterranean-like climate. But with temperatures rising and rains becoming scarcer, producers are being forc
'I KNOW NOTHING about wine--where do I start?' is perhaps the most frequent question I am asked. An obvious starting point is with grape varieties, which each have their own distinctive character and flavor. 我对葡萄酒一无所知──我该从哪
Do Peru's potatoes have the right stuff? 秘鲁的土豆能经受住考验吗? That's the question scientists will be asking in Lima next month, when a selection of tubers will begin undergoing tests to determine whether they're fit to grow on Mars
How long does it usually take you to make delivery? 你们通常要多久才能交货? Could you make prompt delivery? 可以即期交货吗? Would you accept delivery spread over a period of time? 不知你们能不能接受在一段时间里分批
May I have an idea of your prices? 可以了解一下你们的价格吗? Can you give me an indication of price? 你能给我一个估价吗? Please let us know your lowest possible prices for the relevant goods. 请告知你们有关商品的最低价
Ethiopian scientist was named on Thursday as the winner of the 2009 World Food Prize in an event at the U.S. State Department. Ejeta, a faculty member at Purdue University in the Midwestern U.S. state of Indiana, was honored for his work on drought a
Scientists have now started to breed drought resistant crops which they hope will combat East Africa's worst drought in 60 years. More than 13 million people across Africa are facing severe food shortages. But as CRI's Su Yi reports, a new strain of