单词:bridged-ring system
bridged-ring system的用法和样例:
例句
- The unsaturated link occurs in a cyclic system.在环体系中存在不饱和键。
- Then a hexacyclic-ring system formed as a result of molecular recombination, based on which further dehydrogenation occurred.然后经过重排又转变成了一个具有碳碳双键的六员环体系,并在此基础上进一步发生脱氢反应。
单词:bridged-ring system 相关文章
Property is one of the best investments you can make. Of course it depends on which country you live in. Buying property usually guarantees your investment will rise in value. If you have a lot of extra cash, you can play the world property market. P
Property is one of the best investments you can make. Of course it depends on which country you live in. Buying property usually guarantees your investment will rise in value. If you have a lot of extra cash, you can play the world property market. P
Ring A Ring Of Roses a ring of roses a pocket full of posies (hot-sha hat-sha all fall down)* ring a ring of roses a pocket full of posies (hot-sha hat-sha all fall down)* the king has sent his daughter to fetch a pail of water (hot-sha hat-sha all f
今天我们要学的词是headline。 Headline, 意思是头条新闻。今年六月的全球气温打破了最高记录。 Heat warnings have been topping weather headlines in the United States for more than two weeks, 过去两个多星期以来,高
1. North Carolina's governor plans to tour areas of the state Monday that were hit hard by Saturday's ferocious storm system that claimed at least 21 lives across the state. The violent weather began Thursday and killed at least 45 people across six
1. On the fifth anniversary of Hurricane Katrina, President Barack Obama is calling the city of New Orleans a symbol of resilience and community. He told the crowd at Xavier University Sunday, his administration will stick with the Gulf Coast until t
1. The federal government has given BP until the end of the weekend to find better ways to contain the oil spewing into the Gulf of Mexico. Scientists estimate that between about 40 million gallons to 109 million gallons of oil have gushed into the g
1. There has been more sound and fury than substance in today's congressional hearing into BP. The chairman of the oil giant apologized for the spill in the Gulf, but didnt answer many questions. And instead, he didnt have the answers with him. 2. De
1. New York City police have spoken to the registered owner of the vehicle used as a home-made car bomb in the heart of / Times Square. Police say the crude gasoline-and-propane bomb could have sprayed shrapnel and metal parts with enough force to ki
今天我们要学的词是devastate。 Devastate, 是破坏的意思。8月29号是卡特里娜飓风来袭两周年的日子。媒体报导说,Two years after Hurricane Katrina devastated New Orleans and the Gulf Coast, there is still much work t
今天我们要学的词是sit well with。 To sit well with someone, 意思是被某人接受。输给湖人后,波士顿凯尔特人队教练里弗斯可能会离任。 The idea of Coach Rivers leaving doesn't sit well with his players, 里弗斯教
to make hay 看到赚钱的机会就尽量从中获利 例句1: If you ask me, some oil companies are really making hay out of the Gulf crisis. They keep raising the price of a gallon of gas, even though the experts say there's enough gas to go aroun
1. The Obama administration says BP has agreed to speed up payments to people and businesses whose livelihoods have been washed away by the Gulf oil spill. Those who have filed damage claims are complaining of delays and skimpy payments. 2. A souther
1. Police say a domestic dispute led to deadly gunfire at a fiber optics company in Albuquerque, New Mexico. They say a gunman opened fire, killing two people and wounding four others before turning the gun on himself. 2. Undersea robots have been lo
1. Oil skimmers are once again back at work in the Gulf of Mexico. Bad weather and high waves earlier this week had forced the ships out of the way. However, they are now once again trying to block oil from reaching land. 2. Vice President Joe Biden
Idiom: Safety in numbers ( more people ensure the safety ) Hit the book: Fret Salvation Army Respondent Gulf Haves and have nots Disparity Skip Feast One in four Australians are worried about how they will cover Christmas expenses with a growing numb
哈利波特陪我们走过了十年,如今已经到了最后一步,长大了的何止是电影中的小演员们,还包括我们自己。 Double, double, toil and trouble. Fire burn and cauldron bubble. Double, double, toil and trouble. Someth