envelope
Произношение: [ˈɛnvəloʊp]
Слово
Контекст: «mail»
(noun) a flat, usually rectangular paper container used to hold letters or documents. When you write a letter and put it inside, you use an envelope to keep it safe and make it look nice.
Пример
I put the birthday card in a colorful envelope.
Пример
She forgot to bring an envelope for her important documents.
Пример
Do you have an envelope to send this letter?
Контекст: «geometry»
(noun) a shape that surrounds or contains other shapes, often used in math and science. Imagine a balloon that surrounds a smaller balloon; that outer layer is like an envelope.
Пример
The envelope of the balloon keeps the air inside.
Пример
The shape doesn't form a proper envelope if it has holes in it.
Пример
What do you think makes a perfect envelope shape in this experiment?
Контекст: «containment»
(verb) to surround or protect something. When you wrap something all around it, like a blanket around a toy, you're enveloping it.
Пример
The fog enveloped the whole town in a lovely mist.
Пример
The sunlight did not envelop the room because the curtains were drawn tight.
Пример
Can you envelop your teddy bear with my big jacket?
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