I have seen many games pass the first hour or two of testing with flying colors, only to get a sharp dropoff after the first few hours of play.

我看到过很多游戏在开始的一两个小时测试中很出彩，但仅仅几个小时后效果就变得很差。

youdao

I have seen many games pass the first hour or two of testing with flying colors, only to get a sharp dropoff after the first few hours of play.

我看到过很多游戏在开始的一两个小时测试中很出彩，但仅仅几个小时后效果就变得很差。

youdao