为保持土壤肥力,农民搞作物轮作.Farmers rotate their crops so that the soil will remain fertile.农作物轮作有助于防止水土流失.Crop rotation helps prevent soil erosion.他连续5年在同一块地里种植不同的作物，研究人员称之为轮作。He grew a different crop on the same field five years i...
Then suddenly, the engine coughed, spluttered and died.然后，发动机突然咔咔地响着，发出一阵噼啪声，接着就彻底熄火了。"But it cannot be," he spluttered.“但这不可能，”他气急败坏地说道。Suddenly the engine coughed, spluttered and died.突然发动机噗噗响起来，噼啪几下就熄火了。...
他的2008年开支结构包括逐日的公园服务拨款的大幅度增加.His 2008 spending framework includes a major increase in funding to cover day - to - day park operations.爱, 喜乐和信心, 这些都要藉着主耶稣的恩,成为我们逐日的生活.Love, joy, faith, these will be our life day through t...
The curve of nutrients uptake by poinsettia was sigmoid.一品红养分吸收曲线呈“S” 型.The left kidney was multicystic dysplastic. The sigmoid colon was extremely distended.左肾为多囊肾和发育不良,乙状结肠极度扩张.The ulcerations worsen and the woman even...