guiding effect导向: guide; steering; guiding效用: effectiveness; efficacy; eff ...效用: effectiveness; efficacy; efficiency; utility; usefulness; avail 边际效用 [经济] marginal utility 导向: (引导方向) guide; steering; guiding侧向效果: lateral effect下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:导向效用，即可在微信中查询翻译
