DICT.TW Dictionary Taiwan

 dis·cre·tion·ary /-ˈkrɛʃəˌnɛri/
 (a.)任意的

 discretionary
 自由選定

 Dis·cre·tion·al Dis·cre·tion·a·ry Left to discretion; unrestrained except by discretion or judgment; as, an ambassador with discretionary powers.
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 discretionary
      adj 1: having or using the ability to act or decide according to
             your own discretion or judgment; "The commission has
             discretionary power to award extra funds" [syn: discretional]
      2: (especially of funds) not earmarked; available for use as
         needed; "discretionary funds"; "discretionary income"