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vain (EN)
aggettivo

aggettivo “vain”

forma base vain (more/most)
  1. vano
    They tried in vain to push the broken car up the steep hill.
  2. vanitoso
    She was so vain that she spent hours looking at herself in the mirror every day.
  3. futile (per indicare qualcosa che manca di valore vero o significato, e quindi risulta inutile o privo di senso)
    His promise turned out to be vain when he failed to follow through with any action.