envelopment
n. 包；封皮
近义词：siege，surroundings，enclosure，enclosing，inclosure，
英英释义
Noun
- 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。