I would just calculate three easy line integrals.
我只需计算三个简单的线积分。
This one has all three, and it was always ridiculous to imagine that the recovery would be quick and easy.
这次危机包括了全部的三个方面，而想像这样的危机会在短时间内轻易复苏一向是很荒谬的。
Eating green can be as easy as one, two, three!
食用环保食品可以像数一二三那样简单！
B: Take it easy, we still have three hours to get to the airport.
B：别紧张。我们还有三个小时可以去机场。
Implementing namespaces is relatively easy. It is a three step process.
实现命名空间相对简单。
One easy technique is the three-second rule.
三秒钟规则是一个简单的技巧。
Until three years ago, the ECB was also easy to predict.
直到三年前，欧洲央行同样很容易预测。
Three deserve special mention: they're powerful, simple and easy to learn.
有三种方法值得特别提及：它们效力强大而又简单易学。
The earlier three data points are included in the table for easy reference.
表中包含了早期的三个数据点便于参考。
With three children, climbing the corporate ladder hasn't always been easy.
作为3个孩子的母亲，在公司中平步轻云并不容易。
Number three: Since the speeches are carefully designed, they are easy to remember.
第三，因为这些演讲是精心设计过的，所以很容易记住。
Of course, it is not easy to carry out the three things above.
当然要把这三件事做好也是非常不容易的。
It wasn't easy for my parents to raise three boys.
父母养育我们三个孩子不容易。
Just make the plan, step one, two, and step three. It can be that easy.
那么你需要制定计划，一步步去完成，这很容易。
The second within-subject factor is difficulty, included three levels, easy, medium and difficult.
第二个因素是被试内变量，即阅读材料的难度，分为容易、中等、难三个水平。
Three snap closure up the back for easy on and off.
三了易于打开和关闭背面的按扣。
It's as easy as one, two, three.
它象一、二、三一样简单。
Intuitive, three-button menu is easy to use-simply navigate with the push of a thumb.
直观，三个按钮的菜单，易于使用，只需转到同拇指推。
The question is the most easy of the three.
三个问题中这一个最容易。
The process control and "three wastes" treatment of this technology were easy.
该工艺过程控制和三废处理都比较容易。
It is understood when using this easy to read drawing that one line represents three.
单线图单线图是用一条线来表示三相电力分布系统的示意。
It was not easy for you to finish this design in three weeks.
你三星期完成这项设计不容易。
Three half a minute, easy to learn, one will see.
三个半分钟简单易学，一看就会。
The math problem is so easy that a three-year-old kid can solve it.
这道数学题太简单了，三岁小孩子都能做出来。
This product has a good taste, easy to carry, affordable three main features.
本品具有口感好，易携带，价格实惠三大特点。
This product has a good taste, easy to carry, affordable three main features.
本品具有口感好，易携带，价格实惠三大特点。
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