单语范例（未经PONS编辑处理）
Under a programme introduced in late 1978 they would return for six-week call-up periods after their national service was over.
en.wikipedia.org As on its previous missions all personnel were volunteers and the call-up was extremely popular.
en.wikipedia.org This feat saw him earn a call-up to the senior squad.
en.wikipedia.org At that time the mobilization had been limited to two field battalions in stfold, further delaying the larger-scale call-up of troops.
en.wikipedia.org He used the phrase first-come, first-served, meaning that he will respond to the first international call-up from either country.
en.wikipedia.org