Risley says the challenges remain daunting, although there are hopes the fighting may be over before winter, when the refugees' needs will increase sharply, and weather hampers aid deliveries.

VOA: standard.2009.06.19

like right before our winter break.

恰好在我们的寒假前夕。

是考试期间 - SpeakingMax英语口语达人

Spreading mulch before the ground has frozen may attract small animals searching for a warm place to spend the winter.

VOA: special.2009.06.30

In colder climates, parsley can go into the ground two to three weeks before the last winter freeze is likely to happen.

VOA: special.2009.06.02

But before going anywhere, they may want to lose any extra weight gained during the winter.

VOA: special.2010.06.08

They forced the soldiers to stop for the winter before reaching the Salt Lake Valley.

VOA: special.2009.06.04

Generally,the best time to prune is in late winter, before spring growth starts.

VOA: special.2009.10.06

A winter storm that slammed the northeast of the United States the Saturday before Christmas may have delayed some shoppers.

VOA: standard.2009.12.28

But that would have to happen quickly before snow fall would make many areas inaccessible for the winter.

VOA: standard.2009.09.12

"I would be more comfortable with the results coming out before the winter, yes,sooner rather than later,".

VOA: standard.2009.09.15

But security is one of the top concerns as election officials hurry to deliver supplies to polling stations before the harsh winter weather cuts off access.

VOA: standard.2009.10.24