He can never write chemical formulas correctly for chemical reactions.

1、

Teacher: Donald, what is the chemical formula for water?

老师: 唐纳, 水的化学公式是什么?

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2、

Hull construction's materials & scantling designs are to be complied with the rules of Classification Society.

船体结构的材料及构件尺寸设计应满足船级社规范要求.

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3、

Scantling of plates and sections will be in accordance with rules requirements and Builder's practice.

一些板和部件的结构尺寸必须根据规范要求和建造者的惯例.

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4、

There are many ways to keep the chemical equation of many group Balancing coefficient balance.

多组配平系数方程式的配平,方法较多.

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5、

Don't you find it upsetting to reduce an emotion like love to a chemical equation?

你不认为将爱情这种情感降低为一种化学方程式有些扫兴吗 ?

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6、

One should clearly state the visible change and write down the chemical equation involved.

须清楚写出可见变化和有关的方程式.

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7、

I little realised at the time what a tremendously false step mine had been!

那时我一点也没意识到我跳的是多么错误的一步啊 !

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8、

He was tempted into making a false step.

他被人引诱去做了一件蠢事.

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9、

A false step brought her suddenly to the ground.

一次失足突然让她跌到地上.

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10、

He who has learnt to dance correctly never makes a false step.

已学会正确跳舞的他从未犯过错误.

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11、

A false step will make a great difference to your future.

错走一步对你的前程来说会产生很大影响.

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12、

Onece you take a false step, you will lose his favor.

一旦你行动失误, 他就会对你不再有好感.

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13、

A false step will make a great difference to my future.

错走一步对我的前程来说会产生很大影响.

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14、

A false step can cost us millions of dollars.

一步失策会使我们损失几百万美元.

《简明英汉词典》

15、

Application of the basic theorem of a system of linear equation to balancing chemical reaction equation-The improvement on linear algebra method

线性方程组的基本理论在配平化学方程式中的应用&改进的线性代数法

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16、

For sure, anybody can see the zeros, or take note of slogans such as the debt burden is rising by x a year, in much the same way, say, that anyone can take note of a chemical equation behind greenhouse gases.

当然，谁都能看到一长串零，或者记住债务负担正以每年x%的增幅扶摇直上的标语，这就像每个人都能留意到温室气体背后的化学方程式一样。

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17、

A program of balancing chemical equations and ionic equations

配平化学方程式和离子方程式的程序设计

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18、

In order to balance a chemical equation it is essential that it represent a reaction in true manner.

为了配平一个化学方程式，必须如实表达反应情况。

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19、

According to the calculation of chemical formula is a key junior high school chemistry teaching content.

根据化学方程式的计算是初中化学教学中一个重点内容。

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20、

An XRD analysis of the calcination product shows that its main phases are K_2SO_4, C_3A and C_2S, the chemical equation for thermal decomposition is determined, and a thermodynamic calculation is made.

对焙烧产物进行了XRD分析，得出其主要物相为K2SO4、C3A和C2S，并确定其热分解化学方程式，进行热力学计算。

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