A false step brought her suddenly to the ground.

1、

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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2、

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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3、

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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4、

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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5、

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》

6、

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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7、

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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8、

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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9、

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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10、

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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11、

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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12、

A Novel Method for Balancing Chemical Equation Based on Evolution Strategy

一种基于进化策略的化学方程式配平新方法

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13、

The development of printing-out soft-ware on the chemical equation of the standard format for IBM pc/ xt

IBM Pc/XT中正规化学方程式输出软件研制

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14、

A Discussion on the Chemical. Equation of Anaerobic fermentation of Organic Compound Containing Nitrogen

含氮有机物厌氧消化化学方程式的研究

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15、

Element Conservation method is used to calculate chemical equation.

提出利用元素守恒法进行化学方程式的计算，以供探讨。

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16、

On the basis of simulant calculation of the migration of active component in the rocks, the authors have established the chemical reaction equations of different metamorphic rock pairs, The paper also discusses the important role played by fluids in the mylonitization.

在对活动组分迁移得失的模拟计算的基础上，建立了岩石组分迁移变化的变质反应化学方程式。综合讨论了流体在糜棱岩化过程中所起的重要作用。

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17、

When we decorated our hands with henna for holidays and weddings, we drew calculus and chemical formulae instead of flowers and butterflies.

假日或婚礼彩绘双手时，我们画的是微积分算式和化学方程式，而非花花蝶蝶。

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18、

How to judge if a chemical reaction has many suits of equilibrium coefficients

如何判断化学方程式有多套配平系数

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19、

Matrix Method of Solving the Balance of Chemistry Equations

化学方程式配平的矩阵解法

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20、

As for teachers, it is entirely feasible to help students get over the obstacles of learning and improve their learning efficiency of chemical equation. Therefore, teachers should improve their teaching methods of chemical equation and help students set up a scaffold.

对教师来说，通过改进化学方程式的教学方式，不断给学生搭脚手架，帮助学生克服其学习障碍，提高学生学习化学方程式的效率，是完全可行的。

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