pur·pose·ful /ˈpɝpəsfəl/
(a.)有意圖的,有目的的
Pur·pose·ful a. Important; material. “Purposeful accounts.” --Tylor. -- Pur*pose*ful*ly, adv.
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purposeful
adj 1: serving as or indicating the existence of a purpose or goal
[ant: purposeless]
2: having meaning through having an aim; "led a happy
purposeful life"