But it also has many disadvantages.
但是链梯法也存在很多缺陷。
This approach has its advantages. However, it also has many disadvantages which need to be eradicated.
这种评价方法有它的优势所在，但也存在着很多的不足，需要进一步改进和完善。
As a modern means of teaching, multimedia-aided teaching has many superiorities that traditional means of teaching cannot match. However, it also has some disadvantages.
多媒体教学作为一种先进的教学手段，在表现自身优势的同时，也存在着明显的弊端。
As a modern means of teaching, multimedia-aided teaching has many superiorities that traditional means of teaching cannot match. However, it also has some disadvantages.
多媒体教学作为一种先进的教学手段，在表现自身优势的同时，也存在着明显的弊端。
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