He scribbled a note to his sister before leaving.

临行前，他给妹妹草草写了一封短信。

《牛津词典》

The players saluted the fans before leaving the field.

球员在退场前向球迷致意。

《牛津词典》

I made a point of closing all the windows before leaving the house.

我离家前必定要把所有的窗子都关好。

《牛津词典》

The Eagle has landed." NASA's plan had called for the astronauts to test instruments, eat and then rest for four hours before leaving the Eagle.

VOA: special.2009.07.15

Before leaving the country, Bourke-White received permission to meet with Soviet leader Joseph Stalin.

VOA: special.2009.05.17

Just before leaving, they placed a metal sign on the surface.

VOA: special.2009.07.29

Next door is Just Us Coffee, the last stop along Route 1 before leaving Grand Pre.

BBC: Travel - The tragic story behind Canada��s newest World Heritage Site

But Strasburg lasted just two innings before leaving the shortest outing of his career.

NPR: Nationals Overcome Strasburg Injury, Beat Braves

Mr Healy said he punched Mr Kennedy four times before leaving the property with Miss Swift.

BBC: Police at scene