However there still exist some errors in it.
然而，书中也存在着一些明显的错误和漏洞。
But it is no doubt that there still exist some problems.
但不可否认，这其中也存在不少的问题。
However we should admit there still exist some phenomenon not harmonious.
但我们也应当认识到，在有些大学生身上，还存在自我失和的现象。
But in reality there still exist some issues on the development of ice-snow tourism.
但在现实冰雪旅游开发中还存在一些问题。
However, there still exist some different aspects between the two optimization methods.
然而，需要注意的是两种优化方法各有特点。
There still exist some advantages in their educational system, among which some have educative value.
他们的教育体制有些优势与长处，其中部分具有教育意义。
There still exist some advantages in their educational system, among which some have educative value.
他们的教育体制有些优势与长处，其中部分具有教育意义。
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