Aún no tenemos significados para "proven of".
1This was the first experiment of its kind, and hence it has proven of especial interest.
2The latter is undoubtedly the more proven of the two and would probably be available at a lower price.
3The use of animal, nerve and gland extracts has proven of surprising efficiency in the treatment of paralysis and locomotor ataxia.
4Mound layers are used quite successfully for the propagation of filbert varieties but have not proven of value with other nut-tree species.
5This indifference might be considered kindness, inasmuch as it relieved the boy from attempting work which would have proven of a perilous nature.
6They remain a delightful mystery, these westerners, and will know that for all the endeavour on show yesterday, nothing has been proven of yet.
7They developed and fostered a love of music and eventually led to his gaining the musical education which has proven of such value to him.
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