There's a slight chance that he'll be back in time.

他及时赶回来的可能性不大。

《牛津词典》

The weather forecast says it will be cloudy with a slight chance of rain tonight.

天气预报称今晚多云，下雨可能性小。

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The weather forecast says it will be cloudy with a slight chance of rain later tonight.

天气预报称，今晚晚些时候天气多云，下雨的可能性很小。

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The Storm Prediction Center in Norman predicted a slight chance of severe weather in the Northeast on Sunday, mainly from the Washington, D.

NPR: Cleanup Goes On As Storms Move Toward East Coast

The possibilities are really endless and the only risk is the slight chance that fans get fed up of all this superhero stuff.

FORBES: Five More Ways Disney Can Mine Profits From 'The Avengers'

The dollar index is in danger of posting a technically bearish monthly low close Friday, with there also being a slight chance the index could post a quarterly low close if selling pressure picks up Friday.

FORBES: Comex Gold Up On Short Covering, Bargain Hunting, Bullish Outside Markets