酸腐蚀金属。
It is treated with acid before being analysed.
对它先用酸处理再进行分析。
Litmus paper turns red in the presence of an acid.
石蕊试纸遇到酸就变红。
Iron and folic acid supplements are frequently given to pregnant women.
铁和叶酸补充剂常给孕妇服用。
我们怎么防治酸雨呢？
What else does sulfuric acid do?
硫酸还能做什么？
柠檬是一种酸味水果。
The acid has burnt a hole in my jacket.
这种酸把我的上衣烧了一个窟窿。
Does that metal pit after contact with acid?
那种金属同酸接触后是否会起凹点？
Those needles add a lot of acid to the soil.
这些松针给土壤增加了很多酸性。
The acid test of a school is "would you send your own children there?"
衡量学校好坏的重要标准是看“你是否会把自己的孩子送到那里？”
The serum glycocholic acid was yet higher than normal.
血清甘胆酸仍高于正常水平。
The absorption spectrum of 3,5 dinitrosalicylic acid has been studied.
研究了3，5二硝基水杨酸的吸收光谱。
In this paper, the process of polymalic acid (PMLA) synthesis was studied.
本文对合成聚苹果酸的过程进行了研究。
When Vitamin C is taken, it is broken down into dehydroascorbic acid (DHAA).
服用维生素C 时，它会分解成脱氢抗坏血酸（DHAA）。
Use desoxyribonucleic acid as a reference standard in metabolic experiments.
在代谢实验中使用脱氧核糖核酸作为参考标准。
The paper reviews the present situation of pivalic acid preparation in China.
本文评述了我国特戊酸合成的现状。
The objective is to study the tissue distribution of 3,4-o-isopropylidene-shikimic acid(ISA).
目的是研究3，4-O-异亚丙基莽草酸（ISA）的组织分布。
The objective is to find out the application value of D-3 hydroxybutyric acid.
目的是了解 D-3 羟丁酸的应用价值。
The acid ate holes in the cloth.
布被酸腐蚀了几个洞。
Battery acid had eroded the engine.
电池酸腐蚀了发动机。
I would recommend hyaluronic acid.
我建议你用玻尿酸。
Roses will not root in such acid soil.
玫瑰在这种酸性土壤中不会生根。
Essentially, this is the acid test.
从本质上讲，这才是决定性的考验。
But can people consume too much folic acid?
但是，人能摄入大量的叶酸吗？
It attaches easily to teeth and produces acid.
它很容易粘附牙齿并产生酸。
The acid from the bacteria can decay your teeth.
而产生的酸可以腐蚀你的牙齿。
These compounds are the main cause of acid rain.
这些混合物是酸雨的主要成因。
These compounds are the main cause of acid rain.
这些混合物是酸雨的主要成因。
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