全部

1·Russell I will give you a definite description of this shit.

我将给你这大便的确定描述辞。

2·Various people declared they had seen the lost child, but few could give a definite description of him.

很多人自称看见了那个失踪的孩子，但很少人能说清楚他的样子。此句。

3·The description is based on constraints and called constraint model, which is defined by the features that satisfy a definite constraint set.

模型描述是基于约束的，故称为约束模型，并定义为满足一定约束关系集的特征集合。