在于: 1.(事物的本质所在) lie in; rest with 短语和例子事物发展的根本原因在于其内部矛盾。 the fundamental cause of the development of a thing lies in its internal contradictoriness.2.(决定于) be determined by; depend on 短语和例子去不去
目的在于: with the purpose [intent] of; with a view to; with the view of 短语和例子编者编纂这本书的目的在于帮助学英语的中国学生解决阅读时可能遇到的许多困难。 the editor compiles this book with the intent of helping chinese students of engli