加入四正丁基四氟硼酸铵明显加快顺式芪的异构反应而减慢四环烷的反应。
Addition of n-Bu_4NBF_4 accelerated the isomerization of cis-stilbene dramatically but retarded the reaction of quadrieyolane.
荧光猝灭及激光闪光光解实验证明四正丁基四氟硼酸铵能促进电荷分离过程而生成离子自由基对。
Fluorescence quenching and flash photolysis experiment proved that n-Bu_4NBF_4 could cause the dissociation of the exciplex to form separated radical ions effectively.
他四肢伸开正懒散地靠在扶手椅上看电视。
然而现在，新西兰的一家创业公司正致力于让四分五裂的家庭恢复正常，甚至试图治愈令人痛不欲生的头痛症。
Now, however, a New Zealand based startup company aims to bring messy homes and even splitting headaches back to normal.
他四下看了看，看见啄木鸟正站在一个树桩上哭呢。
He looked around and saw the bird standing on a stump and crying.
在南佛罗里达州，迈阿密北部的布劳·沃德县校区，正考虑著在其高中学校实行每周四天教育制。
In South Florida, the Broward County school district, just north of Miami, is considering the four-day week for its high schools.
几年以前，有一次他正沿着山路上山，突然四名男子跳将出来，要把他从悬崖边上推下去。
A few years ago, as he was returning up the mountain path, four men jumped him, attempting to push him off a ledge.
只剩下疾病和死亡正四下里包围着他，宛若触手可及……然而就在世界分崩离析的这一刻，他却拥有着生命。
Nothing but the sickness and death he felt surrounded by... and yet, at the very moment that the world was crumbling, he was alive.
我在高速公路前的一个岔道又开始了，我发现一辆蓝色的运货车停在那里，一个男人倚在车旁正四处打量。
There was a slipway before the motorway started again and I noticed a blue van parked on it. The man leaning on it was looking over.
他们告诫说，因为救援队伍正继续对岛四周的水域进行严密搜查，遇难人数可能会进一步增加。
They have warned the death toll may rise further as rescue teams continue to scour the waters around the island.
巨大的水晶卫星碎裂成亿万片四散的水晶碎片，现在正填在大西洋的深沟之中。
The great crystal satellite shattered into billions of fragmented crystalline shards, which now fill the deep trenches of the Atlantic.
在发达国家，四大主要力量正推动着产业政策的复兴。
In rich countries four main forces are driving the revival of industrial policy.
四下众人恐慌之时,明智的投资者正斟酌伺机买入.他们正在寻找怎样的信号以便介入市场呢?
WHEN all around are panicking, smart investors should be cooly asking whether it is time to buy. What signals should they be looking for?
卡扎菲现在正四处躲藏，没有出路可逃，除了大海，但是北约正在海上开火。
He is now surrounded, and Gaddafi has no way out except the sea and NATO is firing from the sea.
与之前明显的刺探相反，一些最大的美国，法国和意大利石油公司正四处观望。
Some of the biggest American, French and Italian oil companies are sniffing around, with Total apparently nosing ahead.
其它四个委员会正努力开展工作，试图达成一致意见。
The other four committees were hard at work trying to forge consensus.
在冰淇淋店外面，两个小鬼边吃冰淇淋边好奇地盯着成内亚，劳碌了一天，他正四仰八叉地躺在他的三轮车上，几乎要累死。
Outside the ice-cream shop, two kids were licking ice creams and staring right at Chenayya. He was sprawled on his cart, dead tired after another day’s work.
“研究者们正努力找到重生手指甚至四肢的方法，”海菲尔德说道。
"Researchers are desperately trying to find ways to regrow fingers and even limbs," Highfield says.
一群母鸡正把地上的灰尘啄得四散。
我想起了妈妈，以为她现在一定已经抵达了机场，正四处找我呢。
I thought about my mother. I thought she must have arrived at the airport by now and be wondering where I was.
最后是四个唐代的舞姬，她们似乎正随着一首乐曲摇曳身躯，霎那间让人放佛觉得其他所有的陶俑都变得静寂无声。
Finally there are four Tang dancers who seem to be swaying to a tune. Suddenly all the other figures seem static and mute.
盖特纳的乔治•谢夫勒称，“电脑市场正四分五裂，而设备日趋专业化。”
“The computing market is fragmenting and devices are specialising, ” says George Shiffler of Gartner.
我们正集中于四个大的用例，我想它们覆盖到了多数用例。
There are four really big use cases we're focusing on and I think these cover the majority of other cases.
肯尼斯·康利案件发生在1995年一月的一天深夜，波士顿警局接到报案，说一位警官遭到枪击，四位黑人疑犯正驾车逃窜。
The case of Kenneth Conley began late one night in January of 1995, after the Boston police department got a radio call that an officer had been shot and four black suspects were fleeing by car.
最让人吃惊的是，今年，《经济学家》调查的32个新兴经济体连续第四年正增长。
What is most striking is that this year, for the fourth year running, all of the 32 emerging economies tracked by the Economist show positive growth.
最让人吃惊的是，今年，《经济学家》调查的32个新兴经济体连续第四年正增长。
What is most striking is that this year, for the fourth year running, all of the 32 emerging economies tracked by the Economist show positive growth.
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