vt.包封；遮盖；包围
The papers are enveloped by plastic bag. 论文用塑料纸包封好了。
Gloom enveloped the household. 沮丧的气氛笼罩著这一家子。
The mountain peak was enveloped in mist and clouds. 山峰被云雾遮蔽。
The building was soon enveloped in flames. 那幢建筑物很快就陷入了火海之中。
