"We'll need to wait for all the girls to enter puberty before we have a good grasp on what the contribution is of those environmental chemicals."

VOA: special.2010.08.18

So, it's awkward to have to wait for a cow to get infected before you can vaccinate a population.

在给人们预防接种之前,你只有干等着,直到有一头奶牛感染了病毒才行

耶鲁公开课 - 生物医学工程探索课程节选

PATA spokesman John Koldowski, says the travel industry may have to wait until 2011 for a full recovery.

VOA: standard.2010.02.04

We just have to wait and see for that,". A similar effort to develop a vaccine has been launched in the United States.

VOA: standard.2009.04.30

But we're not going to wait forever,". Kelly said preparations have been made for a visit Sunday by IAEA inspectors to the partially-underground enrichment facility near the city of Qom that Iran recently acknowledged it has been secretly building.

VOA: standard.2009.10.24

He says finding that out will be crucial. "Whether this was an act of terrorism conducted by al-Qaida central or that of a lone wolf acting independently, we will have to wait and see for the investigation and what comes out of that, but we do know that al-Qaida and their affiliates have a crazed obsession in targeting the aviation industry,"

VOA: standard.2009.12.27

(Sound From "The Twilight Saga: New Moon") Of course,fans know New Moon is not the end of the Twilight Saga as the action moves to Italy where the Vulturi clan sets the rules for vampires rules that apparently include 'do not fall in love with mortals.' (Sound From "The Twilight Saga: New Moon") But for that,they'll have to wait until next year when Eclipse, the third film, arrives at theaters.

VOA: standard.2009.11.23