The geologic story the Opportunity read there always spoke of an ancient martian wasteland of windblown dunes pocked by the occasional acid-laced puddle.
机遇号对于火星地理结构的解读总是揭示出一个存在于远古火星的，来自于海洋性酸股介水坑的废弃风沙之地。
Rye is tolerant of poor, acid soils.
黑麦耐贫瘠的酸性土壤。
Antacids are alkaline and they relieve pain by neutralizing acid in the contents of the stomach.
抗酸剂是碱性的，它们通过中和胃容物中的酸来缓解疼痛。
The somewhat acid flavour is caused by the presence of lactic acid.
略有的酸味是由乳酸的存在造成的。
Carbolic acid is usually used for cleaning.
石炭酸常用于清洁。
Cars cause pollution, both smog and acid rain.
汽车引起污染，既有烟雾又有酸雨。
These shrubs must have an acid, lime-free soil.
这些灌木必须要有酸性、无石灰的土壤。
Sulphur dioxide is a pollutant and a major contributor to acid rain.
二氧化硫是一种污染物，并且是形成酸雨的主要因素。
Citric acid can be extracted from the juice of oranges, lemons, limes or grapefruit.
柠檬酸可以从橙汁、柠檬汁、酸橙汁或柚子汁中提取。
The mice produce a special thing named glutamic acid in their bodies.
老鼠体内会产生一种叫做谷氨酸的特殊物质。
The lactic acid is released into the seal's blood only after the seal surfaces, when the lungs, liver, and other organs quickly clear the acid from the seal's bloodstream.
只有在海豹浮出水面后，即当肺部、肝脏和其他器官迅速将乳酸从海豹血液中清除时，乳酸才会被释放到海豹的血液中。
The organic litter of another tree species might add less acid but more of something else.
另一种树种的有机凋落物可能不会添加这么多酸，但会添加较多的其他物质。
He assigned (指定) a unique note to each amino acid (氨基酸) is the protein.
他为蛋白质中的每一个氨基酸分配了一个独特的注释。
With a little help from this carbonic acid, moving water forms most of the world's limestone caves.
在这种碳酸的帮助下，流动的水创造了世界上大部分的石灰岩洞穴。
Words like "acid", "gravity", "electricity" and "pendulum" had to be invented just to stop their meetings turning into an endless game of charades.
像“酸”，“重力”，“电”和“钟摆”这些词不得不被发明出来，只是为了防止他们的会议变成一场无止尽的字谜游戏。
Until very recently, Presorbin and Veltrex, two medications used to block excess stomach acid, were both available only with a prescription written by a doctor.
直到最近，Presorbin和Veltrex 这两种用于阻止胃酸分泌过多的药物，都只有医生开处方才能买到。
Also, in surface water, there is a weak acid, carbonic acid, not sulfuric acid, but carbonic acid that helps dissolve the rock.
另外，在地表水中存在一种弱酸，它是碳酸，而不是硫酸，而且是能帮助溶解岩石的碳酸。
Large quantities of nitric acid were produced.
大量的硝酸产生了。
We've said that sulfuric acid dissolves limestone, right?
我们说过，硫酸可以溶解石灰石，对吗？
Sulfuric acid eats away at limestone very aggressively.
硫酸对石灰石的侵蚀非常厉害。
This is significant, because the amino acid sequence of an enzyme is determined by genes.
这很重要，因为酶的氨基酸序列是由基因决定的。
When hydrogen sulfide reacts with the oxygen in the water, the result of that is sulfuric acid.
当硫化氢与水中的氧反应，得到的就是硫酸。
The fun is all about expression people make as all that citric acid hits their taste buds.
有趣的是，当所有的柠檬酸冲击他们的味蕾时，人们做出的各种表情。
When cave researchers go to explore them, they see and smell, the sulfuric acid and gases at work.
当洞穴研究人员进一步探索时，他们会在这个过程中发现硫酸，并闻到它的味道。
The proportion of free oleic acid that an olive oil contains is an accurate measure of the oil's acidity.
橄榄油中游离油酸的比例是对橄榄油酸度的精确测量。
Analysis by gel electrophoresis revealed slight differences in amino acid sequence of the enzymes of two of the four pairs.
经凝胶电泳分析，发现四对实验对象中有两对的酶的氨基酸序列略有差异。
Sulfur dioxide, a major contributor to acid rain, is an especially serious pollutant because it diminishes the respiratory system's ability to deal with all other pollutants.
二氧化硫是酸雨的主要成因之一，它是一种特别严重的污染物，因为它会降低呼吸系统处理其他污染物的能力。
Agronomists studying the herb have discovered that it produces large amounts of histidine, an amino acid that, in test-tube solutions, renders these metals chemically inert.
研究这种药草的农学家发现，它会产生大量的组氨酸，这种氨基酸在试管溶液中会使这些金属具有化学惰性。
The acid test of a good driver is whether he or she remains calm in an emergency.
在紧急情况下能否保持冷静是对一个好司机的严峻考验。
The acid test of a good driver is whether he or she remains calm in an emergency.
在紧急情况下能否保持冷静是对一个好司机的严峻考验。
应用推荐