易混淆的单词： Learned

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They also learned simple tips that could save lives .

他们还学习了一些简单的逃生技巧。

Three years later he learned he had terminal cancer .

三年之后，他得知自己已经是癌症晚期。

The chicago faculty was dotted with awesomely learned refugees from hitler , of which strauss was the most revered .

芝加哥学院有不少博学得惊人的，从希特勒那里逃出来的难民，其中施特劳斯是最受尊崇的。

They also learned how to train others .

他们还学习了如何培训他人。

Can it be studied and learned ?

创业可以被研究和学习吗？