expedition是什么意思

We've had more people booking in the first quarter of this year than last," says Hubert Moineau, founder of Tselana Travel, which is planning to introduce a new program of longer adventure trips, including polar expeditions and cruises in the Galápagos.

出自-2011年6月听力原文

The prices of polar expeditions

出自-2011年6月听力原文

In an 1801 drawing from his book, General Zoology Amphibia, George Shaw, an English botanist and zoologist, credited Merian for describing a frog in the account of her South American expedition, and named the young tree frog after her in his portrayal of

2018年12月六级真题（第二套）阅读 Section B