envelope

US [ˈɑnvəˌloʊp]
UK [ˈenvələʊp]
  • n.信封;纸袋;包封;【数】包(络)线
  • Web包略线指标;包层;小信封
Plural Form:envelopes  
n.
1.
信封;纸袋;包封,封皮
2.
【数】包(络)线;包迹
3.
【生】包膜,包被;【航】气囊;【天】包层
4.
壳层,外壳
1.
信封;纸袋;包封,封皮
2.
【数】包(络)线;包迹
3.
【生】包膜,包被;【航】气囊;【天】包层
4.
壳层,外壳

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard