研究人员发现，把红脂乳香树的果实在200度的温度下烘烤20分钟，它们会表现出同烘烤过的咖啡豆类似的极不稳定的化学特征。
The researchers found that when they roasted the P. terebinthus nuts for 20 minutes at 200 degrees they started to show a volatile chemical profile similar to roasted coffee beans.
一旦疼痛记录保持20到40分钟时，身体就会开始产生沉迷依赖类的化学物质以减轻疼痛感。
Once pain has been registered for 20-40 minutes, the body will begin to produce opiate-like chemicals to reduce pain sensation.
策略性位置的最佳观赏是个照管飞船，配备仪器的羽毛的化学将近四分钟，直到它太撞上火山口。
Strategically positioned for optimal viewing was a shepherding spacecraft, outfitted with instruments to pick apart the plume's chemistry for nearly four minutes, until it too crashed into the crater.
当发动机的功率耗尽时，电池在10分钟内就会耗竭——如果连续不充电，它们还能靠化学反应支撑的话。
With the engine performing at full capacity, the batteries would be drained in the space of 10 minutes -- if they were even chemically capable of withstanding such a rapid discharge.
一秒钟内，一个细胞要执行约一千万次耗能化学反应，而统共仅需要约1皮瓦(百万百万分之一瓦)能量。
In one second, a cell performs about 10 million energy-consuming chemical reactions, which altogether require about one picowatt (one millionth millionth of a watt) of power.
他们说，最最关键的一点，是要在三十分钟内喝完，这样给予血腥玛丽醒酒功效的复杂化学混合物才不会流失。
And it's crucial - they say - to drink it within 30 minutes to prevent the complex mix of chemicals that give the drink its refreshing kick from breaking down.
有人在美国化学学会大会(AmericanChemical Society conference)上说，5分钟的超声波(一项与孕期胎儿检查有关的常用技术)作用，也有类似的效果。
Five minutes of ultrasound - a technique normally associated with scanning babies in the womb - had a similar effect, an American Chemical Society conference heard.
他们会先邀请用户参加一个简单的测试，测试仪器会探进他们嘴里五分钟，以此建立个人化学或是气味档案。
Users are invited to take a simple test, which they have to pop into their mouth for just five minutes, to create their individual chemistry or scent profile.
加州大学欧文分校的研究人员找出了调节我们内部的生物钟遗传机制化学触发开关。
University of California, Irvine researchers have identified the chemical switch that triggers the genetic mechanism regulating our internal body clock.
化学家抽走钟形瓶内的空气，使其成为真空。
The chemist made a vacuum in the bell jar when he exhausted the air from it.
本文系统研究了石英钟罩式微波等离子体辅助化学气相沉积装置对沉积金刚石薄膜的影响。
In this paper diamond films were deposited using bell-jar type microwave plasma assisted CVD system.
你的潜意识在一分钟内解决的问题，就算拿给世上最伟大、最出名的的数学家和化学家，给他们一年的时间也解决不了。
The greatest mathematicians in the land, the most renowned chemists, could never do in a year's time the abstruse problems which your subconscious mind solves every minute.
打开包装后将颈圈静置10分钟让密封时产生的化学物质挥发散去。
Put it aside for 10 minutes after opening the package to dispel the chemical substances produced by sealing.
很出奇地，我发觉在那短短的十分钟，我们能够令观众认同我们之间有一种特殊的化学作用呢。
Amazingly, I find that in that short 10 min, we were able to convince the audience there was a special chemistry between us.
他们还提示，自真核细胞生物钟起源以来，这一生物化学的机制在进化的时候得到了保留。
They also suggest that this biochemical mechanism has been conserved over evolutionary time, since the actual origin of eukaryotic circadian clocks.
他们还提示，自真核细胞生物钟起源以来，这一生物化学的机制在进化的时候得到了保留。
They also suggest that this biochemical mechanism has been conserved over evolutionary time, since the actual origin of eukaryotic circadian clocks.
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