# impracticability ##### 词义 - #词性/n 不切实际；固执；无法实施；不能实施的事项 ##### 例句 - The weakness of Chinese current research situation is shown on its impracticability in execution , and serious problems in the theory system itself . - 我国现有行政规划的理论研究非常薄弱，存在严重的不足，主要表现为与实践不相适应，自身理论体系不完善。 - Impracticability of ZC ( 83 ) Sea-Going Ship Construction Specifications to Boats - 试论ZC（83）钢质海船建造规范对小船的适用性 - The invalid contract in China bears the legal characteristics of illegality , impracticability , original invalidity and deserved invalidity . - 我国的无效合同具有违法性、不得履行性、自始无效性和当然无效性的法律特征。