pull-back spring; pull-back mechanism
Refers to the spring-driven mechanism in toy cars and similar items that winds up and releases to propel the toy forward.
This toy car runs on a pull-back mechanism.
restoration; return to previous state
Used in technical or business contexts for reverting a system, setting, or situation to an earlier state; less common than 復元 or リストア.
Military term for pulling back forces; less common than 撤退 or 後退 in general contexts.
After the system failure, data was restored by a pull-back operation.
The troops began a pull-back.
Borrowed from English 'pull-back', used in specialized contexts such as toys, technology, and military.