不容易的

Children 's concentration is hard to centralize.

儿童的注意力很不容易集中。

Smoking cessation is not so easy so you should get ready.

戒烟不是那么容易的，所以你应该做好准备。

Though I have to admit that it is not easy but it is really challenging.

我必须承认学中文不容易，是一个真正的挑战。

Location of tap changer is not accessible and it is difficult to operate.

地点的分接开关，是不容易，这是难以运作。

The initial downloader is usually equipped with a random character generator so that it is not easily detected for new downloads, are used and they are often encrypted.

初次下载，通常配备了一个随机字符发生器，以便它是不容易发现新的下载，使用和他们往往加密。

Therefore, child-rearing is not a very easy task, I suggest you have a chance to look at some books.

所以抚养宝宝不是一个非常容易的事，建议你有机会可以看看一些书。

To defeat the cholera is not an easy thing.

4， 战胜霍乱不是一件容易的事情。

It is not easy to see that there are triangle-free graphs of large chromatic number.

很不容易看出这里是否存在色数很大而没有三角形的图。

Yet the eco-friendly fuel is beginning to look less chummy of late.

然而，保护生态环境的燃料最近才刚刚开始"叫我爱你不容易"。

Italy 1990 -"Ciao" Not easy to see what this is. It must be some kind of sculpture.

1990年意大利"Ciao"这是一个不容易看出是什么的吉祥物，也许是某种雕塑。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。