learn的过去式 learnt learned；过去分词 learnt learned；
learnv.学；学习；学到；学会；听到
I\'ve learnt from bitter experience not to trust what he says.
我已从痛苦的经验中得到了教训，不要相信他的话。
I learnt of her arrival from a close friend.
我从一位好友那里听说她到了。
We learnt how to draw buildings in perspective.
我们学习如何用透视法画建筑物。
