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Both approaches have their merits and demerits .

这两种方法有其优点和缺点。

Both chinese education and western education have their merits and demerits .

中国教育和西方教育都有其优点和缺点.

It contrasts these techniques and points out their merits and demerits .

文档的现有技术进行分析和比较，指出了它们的优缺点。

Everyone has demerits and merits .

人各有优点和缺点。

He thought that the citizens had many merits and ten demerits .

他认为国民身上有许多的优点，但也存在著十个方面的缺点。