| 单词 | 半干旱 |
| 释义 | 〔Sahel〕A semiarid region of north-central Africa south of the Sahara Desert. Since the 1960's it has been afflicted by prolonged periods of extensive drought.萨赫勒地区：非洲中北部半干旱地区，位于撒哈拉沙漠以南。自从六十年代以来，它一直受到长期的大范围的干旱的困扰〔guar〕An annual plant(Cyamopsis tetragonolobus) probably native to India, adapted to semiarid regions and grown as a forage crop and for its seeds, from which guar gum is obtained. Also called cluster bean 瓜尔豆：一种一年生植物（瓜尔豆 瓜尔豆属） ，可能为印度特产，适于在半干旱地区生长，作为饲料栽培，其种子可提炼出瓜尔豆胶 也作 cluster bean〔Karroo〕A semiarid plateau region of southwest South Africa. It is divided into theNorth Karroo, along the Orange River; the Great, or Central, Karroo; and the Little Karroo, near the coast. 卡鲁：南非西南部的半干旱高原区，分划成沿奥兰治河的北卡鲁 以及近海岸的 大卡鲁 或 卡鲁中部地部区 和 小卡鲁 部分 〔semiarid〕Characterized by relatively low annual rainfall of 25 to 50 centimeters (10 to 20 inches) and having scrubby vegetation with short, coarse grasses; not completely arid.半干旱的：年降雨量相对较低，在25到50厘米(10到20英寸）的，植被多为灌木类的短而硬的草；不完全干旱的〔semidesert〕A semiarid area often located between a desert and a grassland or woodland.半沙漠，半荒漠：半干旱的地区，通常位于沙漠和草原或林地之间 |
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