unos segundos de reflexión

= a moment's thought, a moment's reflection

Ex. A moment's thought should show that whereas specificity is a device to increase relevance at the cost of recall, exhaustivity works in the opposite direction, by increasing recall, but at the expense of relevance.

Ex. A moment's reflection on the characteristics of this type of catalog as shown in figure 1 reveals the retrieval power of such a catalog.

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= a moment's thought, a moment's reflection

Ex: A moment's thought should show that whereas specificity is a device to increase relevance at the cost of recall, exhaustivity works in the opposite direction, by increasing recall, but at the expense of relevance.

Ex: A moment's reflection on the characteristics of this type of catalog as shown in figure 1 reveals the retrieval power of such a catalog.