及物动词

名词

密封（CLOSING）

1. 封住，粘住(信封)
When you seal an envelope, you close it by folding part of it over and sticking it down, so that it cannot be opened without being torn.

2. 封住(容器、开口);把…密封(进容器)
If you seal a container or an opening, you cover it with something in order to prevent air, liquid, or other material getting in or out. If you seal something in a container, you put it inside and then close the container tightly.

3. 密封处
The seal on a container or opening is the part where it has been sealed.

4. 密封装置;密封物
A seal is a device or a piece of material, for example in a machine, which closes an opening tightly so that air, liquid, or other substances cannot get in or out.

5. 封条;封蜡;封铅;火漆
A seal is something such as a piece of sticky paper or wax that is fixed to a container or door and must be broken before the container or door can be opened.

6. 印章;图章;玺;印记
A seal is a special mark or design, for example on a document, representing someone or something. It may be used to show that something is genuine or officially approved.

7. 封闭;封锁
If someone in authority seals an area, they stop people entering or passing through it, for example by placing barriers in the way.

8. 使成定局;确定
To seal something means to make it definite or confirm how it is going to be.

9. 使确定下来;使成定局
If something sets or puts the seal on something, it makes it definite or confirms how it is going to be.

10. 盖上印信的;不能拆开看的;保密的
If a document is under seal, it is in a sealed envelope and cannot be looked at, for example because it is private.

11. seal of approval - see approval
to seal someone's fate - see fate
my lips are sealed - see lip
signed and sealed - see sign

相关词组：seal inseal offseal up

1. any of numerous marine mammals that come on shore to breed
chiefly of cold regions

2. a device incised to make an impression
used to secure a closing or to authenticate documents

Synonym: stamp

3. fastener that provides a tight and perfect closure

4. a finishing coat applied to exclude moisture

5. fastener consisting of a resinous composition that is plastic when warm
used for sealing documents and parcels and letters

Synonym: sealing wax

6. an indication of approved or superior status

Synonym: cachetseal of approval

7. a stamp affixed to a document (as to attest to its authenticity or to seal it)

e.g. the warrant bore the sheriff's seal

8. the pelt or fur (especially the underfur) of a seal

e.g. a coat of seal

Synonym: sealskin