practicality 

英汉解释

n. 实用性，实际性；实际，实例

反义词

n.   impracticality

参考例句

1. The design refinement, practicality , sanitation.
设计精巧，实用，卫生。
2. This method has a certain practicality and objectivity.
该方法具有一定的实用性和客观性。
3. Existing broadcasting scheduling algorithm in the mobile database environment is a certain lack of practicality.
现有的广播调度算法在移动数据库环境中缺乏一定的实用性。

英英解释

n.
  1. concerned with actual use rather than theoretical possibilities

网络释义

practicality
实用性; 实际性; 可行性; 实用性实用主义;
practicality pragmatism
实用主义;
practicality utility
实用;
place stress on practicality
重视实用性; 器重适用性;
Pure Cotton Practicality Insole
纯棉实用型;