They come once in a while and we take a single point in time of measurement.

You gotta get physical every once in a while.

你最好偶尔去活动活动。

A few times, but I haven't been here in a while.

吃过几次，但很长时间没来了。

And once in a while, people may even take your breath away.

偶尔，人们会让你大吃一惊。

You know what we haven't played in a while?

你知道我们很久没玩什么吗？

Shouldn't we take a break once in a while?

我们不该偶尔有次休息吗？

Closet shopping is a kind of shopping you don't have to spend a penny, you just need to look through your closet and discover articles of clothing you forgot you bought or owned, you haven't worn in a while, or you have been saving for when you can finally fit into them again.

“衣橱血拼”是一种无需花钱的购物方式，你只需打开你的衣橱，把里面的衣服都整理一遍，然后会发现一些你忘记自己买过、很久没穿，或者买了等瘦下来再穿的衣服。

Once in a while only a hortative smile can encourage yourself to carry on.

偶尔，只需要一个鼓励的微笑，就可以说服自己继续坚强下去。

Everyone has a sleepless night once in a while.

每个人偶尔都有一个不眠之夜。

Once in a while, you can put the money in a bank.

偶尔,你可以把钱存入银行。

He comes once in a while.

他偶然来一次。

I guess everyone broods over things once in a while

我猜想每个人都会不时地琢磨一些事情。

The Mole rowed hard up the river and in a while they came to a large red house, with beautiful gardens reaching down to the water's edge.

鼹鼠吃力地向上游划着，不一会儿他们到了一所大大的红房子前面，那儿美丽的花园一直延伸到河的边缘。

They gathered some branches, and in a while, a got fire was burning.

他们搜集了一些树枝，不一会儿就生起了熊熊燃烧的火。

Don't idle about.

不要游手好闲。

In the open, because influence of weather and barrier, the sensors which working based on the physics domino offect will engender great measure error when they detect the signal of light, heat and electricity. It is inaccessibility to the request of application.

在野外由于天气情况和障碍物的影响，基于物理效应进行工作的物理传感器，当探测光、热、电等信号时将会产生很大的测量误差，很难达到应用的要求。

Meanwhile, the large amount of manure produced from intensive cattle husbandry polluted severely soil, water and air around the intensive cattle farm without effective treatment and reasonable utilization, which would lead to the inaccessibility of sustainable development of animal husbandry.

同时，集约化养殖也产生了大量的粪污，若不加以治理及合理利用，将严重地污染周围的土壤、水源和空气，难以实现牧业的可持续发展。

Var Russ balance is usually thought by people the ideal situation in the economic movement, but in the real life, the supplies and the demand often inaccessibility var Russ balance, economic more performance for non-balance running stations.

瓦尔拉斯均衡通常被人们认为是经济运行中的理想态势，但在现实生活中，供给与需求往往很难达到瓦尔拉斯均衡，经济更多的表现为非均衡运行状态。

However, it exists the complex characteristics of wetland habitats due to the wetland locating between land and water bodies, and it is well known that inaccessibility to wetlands often causes a large difficulty to do wetland research.

但是，湿地复杂的水陆交界生境特征及难以进入等客观条件限制给湿地研究造成了很大的困难。

The difficulty of texture image segmentation is that the result of image segmentation is good in region homogenous and edge segmentation at the same time, the methods existed are inaccessibility in these two aspects.

图像分割的难点在于在保持同质区域一致性的同时获得清晰准确的分割边缘，现有的方法在这两方面均很难达到。

It grew out of an arsenal established in Springfield by the Revolutionary government in1777, the site being chosen partly for its inaccessibility to British forces.

源于1777年革命政府于春田市设立的兵工厂，位置的选择有部分原因是英国军力无法接近。