learnern.学习者learnv.学会；学习；得知Learn how to use verb掌握动词单数第三人称的用法learn from experience从经验中学到／懂得learn the trick of it知道做法,学会诀窍learn from each other互相学习learners' perspective大用户learner-centredness学生中心learn to create rewly学创相生learn a useful lesson上了有益的一课learner' s dictionary黑星琉璃小灰蝶(小灰蝶科)learn a craft or trade学艺