sealed

An envelope whose flap has been glued down to secure its contents.

A glass or ceramic jar with a tight-fitting lid, often for preserving food.

A container that is closed tightly to be airtight or prevent leakage.

A cover for the top of a container that has been fastened securely.

봉인 명령

A legal or official order that is kept secret from the public or certain parties involved.

대중이나 특정 관련 당사자에게 비밀로 유지되는 법적 또는 공식적인 명령.

밀봉된 튜브

A tube, often used in scientific experiments or for packaging, that has been closed at both ends.

봉인 입찰

Refers to a formal, confidential offer, typically in procurement or auctions, submitted in a sealed envelope.

조달이나 경매에서 기밀 유지를 위해 봉인된 봉투에 넣어 제출하는 공식적인 제안을 의미합니다.