do poorly in

They may also skip homework to play videogames or spend too much time playing the games and do poorly in school.

他们可能为了玩游戏就不做作业，或者将太多时间花在玩游戏上，在学校表现不佳。

Democrats are well aware that they will do poorly if voters see the election merely as a referendum on the party in power, given the weak national economy.

民主党人非常清楚，如果选民仅仅把这次选举看作是对执政党的一次全民公决，那么，目前疲软的经济会使民主党处于劣势。

It is no longer a secret that stocks, like bonds, do poorly in an inflationary environment.

股票在通货膨胀环境下像债券一样表现不佳,这已经不是个秘密.

As a result they suffer greatly from poor health and some of them may do poorly in the examinations.

然而，他们的健康却严重受损，一些人考试时反而做得很糟糕。

Those usually turn out to be the subjects you don't like or tend to do poorly in.

这些课通常是你不喜欢的或是学得不好的课程。