单语范例（未经PONS编辑处理）
Later in the 20th century concerns were raised about the number of young people not in membership of youth organisations.
en.wikipedia.org Membership increased to 11 police officers, and the police station began operating on a 24 hour a day basis.
en.wikipedia.org Membership is open to any member of the public over 18.
en.wikipedia.org Membership was over 10 million at the end of that year.
en.wikipedia.org The party claimed a total membership of 1,011 at the end of 2004, and 1,202 at the end of 2005.
en.wikipedia.org