ng…term agricultural development。 開墾的土地適合長期的農業發展。
recruit［ri'kru：t］v。 招募（新兵），徵募 n。 新成員
例句 1。 Newly raised regiments were normally transferred to another region from whence it was unlikely that recruits would return。 徵來的新兵通常被送往其他省份，因此他們不太可能回到原來的地方。
2。 The Argentine ants can quickly recruit a huge army from their network of nests。 阿根廷螞蟻能從其周邊巢穴迅速募集到一大批蟻群。
同義 enlist（v。 徵募）
reduction［ri'd？k？n］n。 減少；下降，降低
例句 All over Europe； the exceptional reduction in the population and the related fall in demand for grain since the beginning of the seventeenth century had caused the price of agricultural products to fall。 在全歐洲，從17世紀開始，因為人口的異常減少，對糧食的需求量也有所下降，從而造成農產品價格的下降。
regiment［'re？im？nt］n。 團；大量 v。 嚴格地管制
例句 1。 Soldiers served in the regiments for many years and after retirement generally stayed at the place they had stationed。 在兵團服役許多年後，退役計程車兵大多願意生活在當初駐紮過的地方。
2。 After the earthquake； a whole regiment of volunteers rushed to the disaster…hit areas。 地震發生後，大批志願者奔赴災區。
regulate［'regjuleit］v。 管理，控制；調整
例句 1。 Because trade was not formally regulated； merchants were careful when they conducted business with people from different countries。 因為沒有正式的貿易管理制度，商人們在和其他國家的人開展業務時非常小心。
2。 They regulate their temperature by making a variety of internal adjustments。 它們透過各種體內調節來控制體溫。
regulation［？regju'lei？n］n。 規章；管理；調整
例句 While trade among merchants relies on regulation to some extent； trade between countries bees more s