Had a thoroughly test to the whole system, discussed the drawback of the system and presented improvement Suggestions.

对系统进行了测试并给出了测试结果，对其中存在的问题作了的分析，并给出了改进意见。

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This is the one major drawback of the new system.

这是新系统的一大弊端。

《牛津词典》

Rubinstein's second way to answer question 1 addresses this drawback of the logical system approach, adopting instead what I'll call the equilibrium approach.

鲁宾斯坦的第二个方式来回答问题1解决了这个逻辑系统方法的缺点，而不是采用什么我会叫的平衡方法。

youdao

The drawback of using plasma technology to clean exhausts has always been the extra power required to run the system.

ECONOMIST: Diesel engines