单语范例（未经PONS编辑处理）
When it is not known in advance that the sequence of points defines a simple polygon, the following things must be kept in mind.
en.wikipedia.org In 2000, a public convenience from the mid 18th century, arguably the oldest of the city, was discovered under the ramps following an archaeological excavation.
en.wikipedia.org The following day fuel was pumped ashore via a buoyed pipeline.
en.wikipedia.org The figure eight has become a general term used for all boat-side tactics used to catch a following fish.
en.wikipedia.org Units involved in the battle are well documented as campaigning in Asia Minor the following year.
en.wikipedia.org