But Doug Welsh,a professor at Texas A&M University, says not to go too far with pruning.

VOA: special.2009.10.06

Well, it's nice to go for a walk. Not too far from here, Sheep's Meadow.

出去散散步还不错。我会去离这儿不太远的绵羊草地。

哥伦布的故事 - SpeakingMax英语口语达人