And that starts with a good map to mark fences, water supplies and grazing areas.

VOA: special.2010.01.19

Mark is incredibly good at keeping the bar very high on new hires.

在招聘时,马克从不降低标准。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

He was a good runner, top runner, but nowhere near the 4 minutes mark.

也是一名出色的跑手，顶级跑手，但时间远高于四分钟。

哈佛公开课 - 幸福课课程节选

As Somalis prepare to observe the start of the Muslim holy month of Ramadan, al-Shabab and Hisbul Islam rebels appeared to have made good on their vow to mark the start of Ramadan with intensified attacks against the government and the African Union mission in Mogadishu known as AMISOM.

VOA: standard.2009.08.21