例句與造句

1. In uml 2 . 0 , only three levels of compliance are defined , and those correspond to the hierarchical language unit levels already mentioned and depicted in 0 earlier
   在uml 2 . 0中，只定義了三個(gè)規(guī)范性層次，那些對應(yīng)于分級語言單元的層已經(jīng)在0層中就被提及并描述了。
2. It's difficult to find hierarchical language in a sentence. 用hierarchical language造句挺難的