That means these children will not die of these diseases,5.4 million, and we hope to prevent 4.2 million premature deaths by keeping immunization rates high over the next five years for basic immunization and rolling out vaccines against pneumonia and rotavirus diarrhea."

VOA: special.2010.09.15

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

Keeping interest rates high was destroying the economy.

保持高的利率,是在摧毁经济。

耶鲁公开课 - 金融市场课程节选