The tornado reporting system involves watches and warnings.

VOA: special.2011.04.19

If somebody just steps back and truly listens and watches the customers rapidly iterates, good things tend to happen.

如果有人能够退后一步,认真倾听用户的需求，好事就会发生。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

But as she watches her students run through the woods,she smiles, and says it's a good start.

VOA: standard.2010.06.25

Caught in some in-between place, Susie's spirit watches as her family copes with their loss and her murderer goes on with his life.

VOA: standard.2010.01.08