音标：['geinful]
a. 有利益的, 唯利是图的
在线英汉词典
gainful的短语、例句：
gainful adj[usu attrib 通常作定语] profitable; bringing wealth 有利益的; 带来财富的
gainful employment 有报酬的工作. gainfully adv profitably; usefully 有利益地; 有用地.

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