learnern.学习者
learnv.学会;学习;得知
learn from the present师今
learner characteristic学习者特征
learner-centeredness以学生为中心
learn through struggle在斗争中学习
learn enthusiastically自主学习
learner support system支持服务
learn sth the hard way经过艰难困苦而学到
learn from one another互相学习
Learn from one's merit管位指示器
learners' inner factors流水索引法