The information is sent in a sealed envelope.

信息用封口的信封寄出。

youdao

the applicant should request each institution attended to provide an offlcial transcript in a sealed envelope.

申请者须要求自己就读的各个院系提供一份由信封密封的正式成绩单。

youdao

Give the maid her tip in person, if she can be found. If not, put it in a sealed envelope marked "chambermaid".

你可以亲自给她们小费，也可以把钱装在信封里封好，上面写明“送给清理房间的服务员”。

youdao

That player is chosen on Saturday night before the matches and put into a sealed envelope.

FORBES: LPGA Commissioner Mike Whan On Women At Augusta, Anchored Putters And The Career Of Michelle Wie

Yet we still give this less legal privacy protection than a sealed envelope with a stamp on it.

FORBES: Homeland Security Approves Their Right To Search and Seize Your Electronics Without Suspicion

Bush noted that investigators erred in the early days of the anthrax threat, believing that spores of the potentially deadly bacteria could not escape a sealed envelope.

CNN: Bush reassures Americans about anthrax