他们强制自己反复学习英语语法。
They have had english grammar hammered into them .
youdao
记住，反复学习，直到学会为止。
Remember, a lesson will be repeated until learned.
反复学习是知识之源。
Repetition is the mother of knowledge.
这就是为什么课堂上要反复学习这些短语的道理。
That's why studying them in class again and again makes sense.
应用推荐
模块上移
模块下移
不移动