The preceding chapters discussed the various control elements or units.

The moon spins axisin the same amount of time it takes to orbit Earth.

月球自转周期与绕地球公转周期相等.

And three, it must have the area of other objects around its orbit.

第三, 在其公转轨道上不能有其它物体存在.

The earth rotates and it revolves.

地球一面自转,一面公转.

They spin while going round their own planets.

它们绕着行星公转的同时也自转.

In the case of the moon the rotation keeps pace exactly with the revolution.

月球的自转与公转精确地同步.

Eco-organic soil-less cultivation solves the problems of soil acidification of those facilities melon, salinification and soilborne diseases.

通过有机生态型无土栽培技术解决设施甜瓜栽培中常发生的土壤酸化 、 返盐和土传病害等连作障碍问题.

We chose Dalian as our destination, and then we began to prepare.

我们选择了大连作目的地, 我们就开始准备.

We rotate the crops so as to maximize the use of the soil.

他轮种各种作物,以便最大限度利用土壤.

Most farmers alternate crops.

多数农民实行轮种.

Rape and barley are grown is rotation here.

这里油菜和大麦轮种.

Vegetable rotation can prevent the loss of nutrients in the earth.

蔬菜轮种有利于防止土壤的营养成分流失.

Farmers rotate crops in the fields.

农民在耕地上轮栽农作物.

What could break the cycle? It is rather hard to imagine.

什么可以打破这种轮回? 太难以想象了.

Chosen, eaten, and turned into the Next Big Thing.

选中, 吃下, 然后进入下一次大轮回.

I've just taken over the job.

这项工作我刚接手.

I am sure I could pick up the job quickly.

相信能帮助我很快接手这类工作.

Reason: adjusting the various hand-over links to ensure that a balance transfer.

原因之 二: 调节各交接环节,确保交接过程的平衡可靠.

Emphasize every link the document management that handed over.

强调每个环节交接的文档管理.

At night at some trees where they meet the sky.

在晚上,看着树木与天空交接的地方.

" The command changing ceremony will take place on Wednesday. "

“ 军权交接仪式将于本周三举行. ”