learn something again, as after having forgotten or neglected it;
"After the accident, he could not walk for months and had to relearn how to walk down stairs"
relearn的用法和样例:
例句
用作动词 (v.)
As with other professionals, they must learn and relearn throughout their professional lives if they are to keep pace with modern trends and changing needs. 就象其他专业人士一样,他们必须在职业生涯里终生学习,再学习,如果他们要赶上现代的潮流和不断变化的需要。