单语范例（未经PONS编辑处理）
The skies turn menacing shades of purple when they are like this.
en.wikipedia.org And with clear skies and light winds, patchy freezing fog is a possibility in the early hours before sunrise.
www.wbtv.com Clear skies have allowed some frost to form and areas with light fog could see freezing fog.
www.oregonlive.com We're lucky to have such bounteous night skies over our city.
www.odt.co.nz Under humid, creamy skies we skirted the island's low-slung, pine-crested dunes, through whiffy shellfish beds and a vast, alien-hued lagoon sanctuary where bike and bird coexist alone.
www.telegraph.co.uk