现在你知道你在哪里卡住，回到原始材料，重新学习它，直到你可以用基本的词汇解释它。

Now you know where you got stuck, go back to the source material and re-learn it until you can explain it in basic terms.

youdao

现在你知道你在哪里卡住，回到原始材料，重新学习它，直到你可以用基本的词汇解释它。

Now you know where you got stuck, go back to the source material and re-learn it until you can explain it in basic terms.

youdao