当你经常旅行时，你可以轻松地从不同文化中学会新短语。

When you travel frequently, you can easily ___pick ___up new phrases from different cultures.

他仅仅通过和朋友练习就学会了弹吉他。

He ___picked ___up guitar playing just by practicing with friends.

通过实践经验，工人们掌握了必要的工作技能。

Through hands-on experience, workers ___pick ___up essential job skills.