The revolution of the earth causes day and night.

Most farmers alternate their crops.

多数农民实行轮作.

Rotation farming requires soil culture twice a year.

轮作需要一年耕种两次.

Pasture, both temporary and permanent, is a relatively cheap source of nutrients.

无论永久草场, 还是轮作草场, 都是比较廉价的营养资源.

Most of it has been retained in alternate husbandry.

其中大部分成为轮作草地.

The physical origin of the gauge transformation is a mystery.

这个规范变换的物理起因还是个谜.

All of us can change our behavior to fit different situations.

我们都能依据不同的场合变换我们的言谈举止.

They hae found that it is connected with theof days and the phases of the moon.

他们发现代码与昼夜更迭和月亮圆缺有关.

They have found that it is connected with theof days and the phases of the moon.

他们发现代码与昼更迭和月亮圆缺有关,事实上是一种最原始的日历.

Represents a succession of dynasties that ruled Egypt.

王朝循环更迭的埃及.

This will not lead to spectacular changes.

这样的权力更迭不会导致大的动荡.

Period, has experienced theand fall of the tortuous of phase change.

期间, 经历了兴衰更迭的曲折发展期.

Everyone knew that this time more than another of the usual cabinet shifts was involved.

人人都知道这回不只是通常那种内阁更迭.

Space the chairs so that there is room for people to walk between them.

把椅子间隔摆放,以便人们从中走过.

And delegation of authority granted manufacturers distribute their products agent.

并授厂家委托授权代理经销其产品.

" Now I'm going to leave things more and more up to each of you three.

“ 从今以后,我打算逐步把工作移交给你们三个.

He will hand over charge of his office tomorrow.

他将在明天移交工作.

Will they be increasingly turned over to the private sector?

这些服务会不会逐步移交给私人企业?

Although it was very dark, he still went on working in the field.

虽然天很黑了, 但他仍然继续地在地里工作.

I alone but I never feel lonely.

我虽然孑然一身,但从不感孤独.

He's all alone in the world.

他孑然一身.