But we were trying to address three key problems that plague digital projectors: lack of brightness, lack of contrast, and lack of sharpness.

但是我们一直试着解决困扰数码放映机的三大难题：亮度较低，对比度较差，清晰度不足。

youdao

I think that a lack of sharpness and a shift of goalkeeper let us down in the very early games and we let leads slip a few times, but we are starting to look better now.

我认为进攻乏力和换了门将是让我们前期成绩欠佳的主要原因，但我们现在更好了。

youdao

I think that a lack of sharpness and a shift of goalkeeper let us down in the very early games and we let leads slip a few times, but we are starting to look better now.

我认为进攻乏力和换了门将是让我们前期成绩欠佳的主要原因，但我们现在更好了。

youdao