Rather, it's better to let the learners wrestle (较劲）with the material on their own for a while, refraining from giving them any assistance at the start.
出自-2013年12月阅读原文
柯林斯高阶英汉双解学习词典释义
VERB
克制;忍住
If you refrain from doing something, you deliberately do not do it.