福布斯发布了最新的全球亿万富豪榜，美国创作歌手泰勒·斯威夫特已加入埃隆·马斯克等人之列，正式登上了该榜单。 It's been quite a 12 months for Taylor Swift. She's in the middle of a record-breaking tour and stole the show at this year's Grammy Awards.

科学家们说，近年来，南极野生动植物暴露在紫外线辐射中的时间有所增加，原因是臭氧层空洞在南极地区上空的时间更长了。臭氧层是地球上层大气中的气体保护屏障。 The ozone layer is healing, but it'll take until about the end of the century to restore completely. In Antarctica, the ...