Groundwater has very important eco-value in arid and semi-arid regions.

Ustic vertisols, formed in semi-arid environment are peculiar soils.

干润变性土是发育于半干旱环境下的特殊土壤类型.

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Xifeng are semi-arid continental climate, adequate light, four seasons, Wuhua Tianbao, outstanding.

西峰属于半干旱大陆气候, 光照充足, 四季分明, 物华天宝, 人杰地灵.

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arid and semi-arid deserts

干旱和半干旱的沙漠

《牛津高阶英汉双解词典》

But some like me think that they found the Ark of the Covenant.

但有些人跟我一样认为是找到了方舟.

电影对白

The teacher came in with a book under arm.

老师胳膊下夹着一本书进来了.

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He came out of the library, book under arm.

他胳膊下夹着本厚书,走出了图书馆.

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He walked into the classroom carrying a heavy dictionary under arm.

他胳膊下夹着一本厚厚的字典走进了教室.

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The teacher came into the classroom, book under arm.

老师腋下夹着本书走进教室.

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Our teacher comes into the classroom, book under arm.

然后翻译成中文:“老师进了教室, 胯下夹著一本书. ”

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He called on the people to take up arms to defend their freedom.

他号召人民拿起武器保卫自由.

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The oppressed people will take up arms and will never appeal for mercy.

被压迫人民将拿起武器,他们永远不会乞求怜悯.

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The people were quick to take up arms to defend their homeland.

人民迅速拿起武器保卫自己的祖国.

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We will take up arms against the invading forces.

我们会拿起武器,抵抗侵略势力.

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Would you make a long arm for my pipe? It's on the shelf behind you.

请伸手帮我拿一下烟斗好 吗 ?它就放在你背后的架子上.

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The country has decided to go to arms.

该国决定诉诸武力.

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How far is one degree? It's roughly the width of a pencil at an arm length away.

那个一度的距离是多远 呢 ?大约是一支铅笔的宽度和手臂的长度.

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For some idea of the Great Square's size, extend hand an arm length from your eye.

这四方形的大小可以说是从你的手臂和手掌伸展开到眼睛的距离.

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Leg of the short arm length, head forward.

腿短臂长, 头部前倾.

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So, they often keep material at an arm length.

所以让自己经常与物保持一定的距离.

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At length . To keep some one at arm length.

这是和某人保持一定距离的意思.

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