has been sparing
Present perfect progressivehe/sheconjugation ofspare.

spare

The international community, however, has been sparing in its efforts, refusing to recognise that this is in fact a coup d'état and that the government put in place by Andry Rajoelina in Madagascar is in fact a military government.
Sin embargo, la comunidad internacional ha escatimado esfuerzos, negándose a reconocer que en realidad se trata de un golpe de estado y que el Gobierno establecido por Andry Rajoelina en Madagascar es, de hecho, un gobierno militar.
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