the act of enclosing something inside something else
例句
用作名词 (n.)
This research has combined the strategy map and the data envelopment analysis method to construct an order acceptance decision-support model. 本研究结合了策略地图与资料包络分析法,建构一个接单策略评选模式。
She saved the envelopment after she opened the package. 打开包裹後她把封皮存了起来。