worth·less /ˈwɝθləs/
(a.)無價值的,無益的,敗壞的
Worth·less a. Destitute of worth; having no value, virtue, excellence, dignity, or the like; undeserving; valueless; useless; vile; mean; as, a worthless garment; a worthless ship; a worthless man or woman; a worthless magistrate.
'T is a worthless world to win or lose. --Byron.
-- Worth*less*ly, adv. -- Worth*less*ness, n.
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worthless
adj : lacking in excellence or value; "a worthless idler" [ant: valuable]