读音

/ɪnˈvələp/

释义

• 名词 n:
  • 信封：装信纸或其他薄片物品的纸质袋状物，通常有口部可以封住。例如: “She put the letter in an envelope and sealed it.”
  • 包裹（容器）：比喻意义，指包裹或承载事物的外壳或覆盖物。例如: “The new technology is an envelope of innovation.”

短语

• “envelope-pushing” 意味着挑战极限或打破常规。
• “outer envelope” 可以指一个系统或过程的最大或最小可能范围。

例句

• 名词: “I placed the birthday card in a blue envelope before mailing it.”
• 包裹（容器）: “The spacecraft’s heat shield protected the payload during re-entry, like an envelope in extreme conditions.”

同义词

• Wrapper
• Pouch
• Cover
• Case
• Packet