The scientist examined the clear liquid to determine its chemical substance.
科学家检查透明液体以确定其化学。
The dark matter in the universe remains a mysterious substance.
宇宙中的暗然是一种神秘的。
Fertilizer is a substance put on land to fertilize it.
肥料是施在地里使之肥沃的。
Keto-enol tautomerism is the most common tautomery phenomenon.Keto -enol themselves are the real chemical substance.
酮及烯醇互变是互变作用最普通的现象,它们都是真实的化学实体。
The terrorists charged the bomb with an explosive substance.
那些恐怖主义者给炸弹上装了炸药。
The fatty substances have been rendered down.
脂肪已提炼出来了。
Aim To optimize and establish the extraction technology of antidepressive substances from Hypericum perforatum L.
目的优选并确贯叶连翘中抗抑郁成分的最佳提取工艺。
HPLC method for determination of amrinone and its related substances was established.
建了HPLC法测定氨力农及有关含量。
This mixture is resolvable into two simple substances.
这混合可分解成两种简单的。
She injected them with phytohaemagglutinin (PHA), a substance that induces an immune reaction.
她为它们注射了植血球凝集素(PHA),这种能够引起免疫反映的。
In addition, the syntheses of one-dimensional chalcogen simple substance under hydrothermal conditions are also explored.
另外,对水热件一维硫属元素单材料的合成也进行了研究。
Mingle these two substances before the experiment.
实验之前先将这两种混合起来。
Many highly corrosive substances are used in the nuclear industry.
核工业使用许多腐蚀性很强的。
A catalyst is a substance which speeds up a chemical reaction.
催化剂是一种能加速化学反应的。
Oxygen is one of the basic elements of substance.
氧是的基本元素之一。
But some bitter substances in it such as elaterin are unacceptable.
由于苦瓜含有苦瓜素等,苦味较重,令一些消费者难以接受。
Substances consist of small particles called molecules.
是由叫做分子的微粒组成的。
These materials, dubbed cuprates, typically consist of copper oxide layers sandwiched between other substances.
这些称为铜氧化(cuprate)的材料,基本上是由其他夹著一层氧化铜。
Even innocuous substances can sometimes register a positive result in a drug test.
即使无害的在药测试中有时也会呈阳性。
Is there any substance to their claim?
他们的要求有实内容吗?
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Hello! Organic substances recently discovered in the rain forest?
哈罗,最近才在雨林 发现的有机物?
He compounded various substances into an effective medicine.
他把不同的物调配成特效药。
Recreational substances were phased out here.
这类消遣品在这儿已经不需要了。
Scientists are working to identify this substance.
科学家们正在努力鉴别这种物。
An oyster can produce a pearl by covering a grain of sand with what substance?
牡蛎可以用什么物覆盖一粒沙子来制造珍珠?
How can such a substance have an effect on the body?
这样一种物怎么会对人体产生作用呢?
Would you expect this substance to be hard and insoluble in liquids?
你是否认为这种物地坚硬并且不溶液体?
Toxic substances like mercury leak into soil and groundwater and disperse in the air.
汞等有毒物会渗入土壤和地下水,并在空气中扩散。
Then scientists put the substance under a lot of heat and pressure.
随后,科学家让这种物接触大量热量和压力。
Is it a little bit style over substance though?
这是不是有点形式大内容?
They tested the chemical extracts of the plants on a substance called Brewer's yeast.
他们从一种名为“布鲁尔氏酵母”中提取了酵母进行检测。
Remember the fable of the dog that dropped the substance, in catching at the shadow.
记得把寓言的狗捡了芝麻丢了西瓜。”
Be careful when handling these explosive substances.
处理这些会爆炸的物时要小心。
So they emit a chemical substance that alerts the other bees.
所以它们会释放一种化学物警告其它蜜蜂。
If medalists test positive for a ban substance, their won will be revoked.
如果奖牌获得者被查出服用禁药,那他们的成绩将会被撤销。
Like surface tension which turns water into a potentially deadly substance for insects.
如表面张力,把水变成对昆虫致命的潜在陷阱。
Natural oil spills, when the substance simply seeps out of the ocean floor, are possible.
有可能是原油从大洋底部自然渗出。
That's when your body's immune system can fight off harmful substances to protect your body.
在这时,身体的免疫系统能对抗有害物来保护身体。
Animals, dangerous substances such as pesticide and workers can all contribute to contamination.
像是动物、危险物,如杀虫剂和工人都会造成污染。
Matthew was hospitalized with pancreatitis a condition caused by consuming alcohol and other substances.
马修因胰腺炎住院,这是由饮酒和其他原因引起的一种疾病。
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