半沙漠

I met a traveller from an antique land Who said:Two vast and trunkless legs of stone Stand in the desert.

我曾遇见一旅者从古国来，他说：在沙漠中，两条突兀的粗壮石腿，头像旁落，半陷，蹙眉，皱唇。

Other areas include semi-arid scrublands, prairies, and deserts that cover approximately half the state in eastern and north-central Oregon, and sparser pine forests in the northeast.

其他领域包括半干旱scrublands ，草原和沙漠，覆盖约一半的国家在东部和北部和中部俄勒冈和sparser松林东北。

At the South Edge of the Tengger Desert,the sampled sites of mobile sanddune, semi-fixed sanddune and fixed sanddune were selected as the different stages of the reversion process of desertification with the method of substituting time with space, and topsoil mineral elements of the decertified land were studied in reversion process of desertification.

以腾格里沙漠南缘沙漠化土地为研究对象，应用时空替代法选择流动沙丘、半固定沙丘、固定沙丘的沙漠化逆转序列样地，研究了沙漠化逆转过程土壤矿质元素的变化特征。

Mark's Canal in Venice for the legendary lost column of Luxor, photographed nuclear-bomb explosions at Eniwetok, probed the Caribbean for Spanish gold, and searched repeatedly for Scotland's Loch Ness monster.

半个世纪以来他同雅克·库斯托和卡吕普索号的水手们（他们都称他&闪光爸爸&）探索着海底世界，从撒哈拉沙漠追寻着本世纪持续时间最长的日全食，用声纳去探听威尼斯圣马克运河里传说中失落的勒克生廊柱，拍摄了埃尼威托克岛上的核弹爆炸，在加勒比海探查西班牙黄金，并且反复搜寻了苏格兰的尼斯湖水怪。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。