Warning: file_put_contents(/www/wwwroot/ppbbu/73904.com/cache/217e385223c49e0eabb69bdea184f87d.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/73904.com/index.php on line 55 be of easy virtue是什么意思，be of easy virtue的翻译，be of easy virtue音标、读音、用法和例句_骑士汉英词典
This model has the virtue of the directed hypergraph and is easy to be realized through object-oriented programming. 面向对象的有向超图参数化设计模型，用面向对象的程序设计方法可以很容易的实现。