Near the Arctic Circle, it was the final part of the nation to be explored and settled.

VOA: special.2009.08.02

And so one of the things that needs to be explored here is why this poem is the last poem that Milton is not prepared to write.

这里需要研究的一点是,为什么这首是弥尔顿并未准备好就开始写的最后一首诗。

耶鲁公开课 - 弥尔顿课程节选

In October of two thousand five, the divers explored an area close to shore.

VOA: special.2009.08.17

The other study explored whether punishment leads to greater cooperation among groups and individuals.

VOA: special.2009.03.03

Giotto explored how to represent three dimensional space using light and shade.

VOA: special.2010.06.23

used jazz and classical music to create songs that explored social issues.

VOA: special.2009.05.11

The Lindberghs explored new ways to fly around the world.

VOA: special.2009.06.28

The government has even explored the possibility of closing schools to stem the spread of the virus.

VOA: standard.2009.07.31