You needn't worry; I'll be ready to greet them. Meanwhile I'm off to discuss the Fowler's party with Felix.你不必担心，我会招呼他们的。其间，我还要去跟费利克斯商量一下福勒举办聚会的事。To clarify some grammatical doubts, the young wrote to...
Marlstone is a limestone based clay that acts similar Marl.泥灰岩石是与泥灰作用相似的一种以石灰石为基础的粘土.I will lay the foundation of the roof with the marl.我要用这些泥灰苫背屋顶.Hydrocarbon - generating process of marl is discussed by hydrous pyroly...
生物制药的两种方法: 一、是以消灭生物的制药.The biopharmaceutical two ways: one is based on the eradication of bio - pharmaceutical.森林也提供食物和制药的原材料.Forests also provide food and raw materials for pharmaceuticals.激素就是机体生理功能制药的理论.Hormone that t...