根据第二段 “This is the first time anyone has come up with a fact-based study or model for how blue diamonds form.(这是第一次有人提出基于事实的研究或模型来解释蓝钻石是如何形成的。)”及全文可知, 文章主要是研究蓝钻石是如何形成的。应选C。 D One period of our lives when better results...
aBad breath is a big problem. You can make people around you feel bad when you'er talking to them. 口臭是一个大问题。 您能在您附近使人感觉坏,当you'er谈话和他们。[translate] a狄更斯因他的短篇小说而闻名于世 But Dickens because of his short story world famous[translate] ...
They discussed staff education, consumer knowledge, sales trends and the sticky issue of discussing future lab-grown diamond value with customers. The full episode is available for viewing above or on the National Jeweler YouTube channel.My Next Question will return after Las Vegas jewelry ...
What does the poem 'Hope' by Emily Dickinson, mean? What does Emily Dickinson's poem Going to Heaven! mean? What is the figurative meaning of Annabel Lee? In W. B. Yeats's poem A Prayer for my Daughter, in what ways does the speaker seem anxious about the well being of his daughte...
The world famousHope Diamondis a type IIa diamond. Type IIa diamonds contain almost no measurable impurities (no nitrogen or boron) and make up roughly 1% of all-natural diamonds. Among the different types of diamonds, type IIa stones are chemically thepurestand highly sought after byinvestors....
quite simply, go away. (On a trip to Ohio recently, I had one retailer tell me that his store’s mantra is to be “the best quality and the lowest price.” There isn’t enough head shaking to go around on that one, but he might be the poster child for that space in the mid...
Let this be known. Let this be written in stone.Let this be screamed from the rooftops.Humanity has lost its Soul, and without a move toward Ensoulment, what hope is there for our children’s children to survive in a world that is being laid to waste as we speak?
When Mr. Fleagle finished he put the final seal on my happiness by saying, "Now that, boys, is an essay, don't you see. It's — don't you see — it's of the very essence of the essay, don't you see. Congratulations, Mr. Baker." 我尽力不流露出得意的心情,但是看到我写的文章...
The world is changing so quickly that it’s hard for us to catch up with all the new inventions because they seem to come out every month. It’s important for us to learn about new technology and the role that it plays in our lives. So we should be willing to accept modern technolog...
inhabitants. ‘Everyday practices are relevant to national identity also because over time they form a widely shared understanding of the culture and what it is like to be a citizen of a country,’ she adds, ‘It’s said that sauna creates a basis for understanding what Finnishness is.’...