Lions have disappeared from much of Africa,
非洲大部分地区的狮子已经消失了，
but for the past few years scientists have wondered if the big cats were hanging on in remote parts of Sudan and Ethiopia.
但在过去的几年里，科学家们猜想这种大型猫科动物仍然存在于苏丹和埃塞俄比亚的偏远地区。
Continuous fighting in the region has made surveys difficult.
该地区持续不断的战争使调查工作变得困难。
But scientists released a report Monday documenting, with hard evidence, the discovery of "lost lions".
但是，科学家们于周一发布了一份报告，该报告附有“消失的狮子”被发现的确凿证据。
A team with Oxford University's Wildlife Conservation Research Unit, supported by a charity organization,
在一个慈善组织的支持下，牛津大学野生动物保护研究单位的一个小组
spent two nights in November camping in a national park in northwest Ethiopia, on the Ethiopia-Sudan border.
于11月在埃塞俄比亚西北部的一个国家公园里露营两夜，该公园位于埃塞俄比亚与苏丹的边界。
The researchers set out six camera traps, capturing images of lions, and they identified lion tracks.
调查者设置了6架隐蔽摄影机，用于捕捉狮子影像，他们发现了狮子踪迹。
The scientists concluded that lions are also likely to live in a neighboring national park across the border in Sudan.
科学家们得出结论称狮子可能生活在临近苏丹境内的国家公园中。
The International Union for Conservation of Nature had previously considered the area a "possible range" for the species,
国际自然保护联盟此前曾认为该地区是该物种的“可能存在区域”，
and local people had reported seeing lions in the area, but no one presented convincing evidence.
当地居民也曾报告在该地区看到过狮子，但没有人提供过有说服力的证据。

Questions 5 to 7 are based on the news report you have just heard.
请根据你刚刚听到的新闻报道回答问题5至问题7。
Question 5: What has made it difficult to survey lions in remote parts of Sudan and Ethiopia?
问题5：什么使得在苏丹和埃塞俄比亚的偏远地区难以开展对狮子的调查？
Question 6: What was the main purpose of the research?
问题6：该项调查的主要目的是什么？
Question 7: What did the researchers find in the National Park?
问题7：研究人员们在国家公园里发现了什么？