moistening
潤溼
Mois·ten v. t. [imp. & p. p. Moistened p. pr. & vb. n. Moistening.]
1. To make damp; to wet in a small degree.
A pipe a little moistened on the inside. --Bacon.
2. To soften by making moist; to make tender.
It moistened not his executioner's heart with any pity. --Fuller.
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moistening
n : the act of making something slightly wet [syn: dampening]