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VERB
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.
例句
He sealed the envelope and put on a stamp...
他封住信封并貼上一張郵票。
Write your letter and seal it in a blank envelope...
信寫好后把它裝進空白信封里封好。
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VERB
封住(容器、開口);把…密封(進容器)
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.
例句
She merely filled the containers, sealed them with a cork, and pasted on labels...
她只是裝滿容器，用軟木塞封住，然后貼上標簽。
A woman picks them up and seals them in plastic bags.
一個女人把它們撿起來放入幾只密封的塑料袋中。
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N-COUNT
密封處
The seal on a container or opening is the part where it has been sealed.
例句
When assembling the pie, wet the edges where the two crusts join, to form a seal.
在包餡餅時，先把兩片餡餅皮邊沿接頭部分弄濕，再將其捏合。
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N-COUNT
密封裝置;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.
例句
Check seals on fridges and freezers regularly.
定期檢查冰箱和冷凍柜的密封裝置。
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N-COUNT
封條;封蠟;封鉛;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.
例句
The seal on the box broke when it fell from its hiding-place...
盒子從隱藏處掉落時，封口裂開了。
Protestors banged on the sides of the lorry and broke customs seals on the doors.
抗議者們猛砸卡車的側面，并且撕掉了車門上的海關封條。
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N-COUNT
印章;圖章;璽;印記
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.
例句
...a supply of note paper bearing the Presidential seal...
一批蓋有總統印章的便條紙
The best wines are entitled to a numbered seal of quality.
上等葡萄酒可以蓋上帶編號的優質產品印章。
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VERB
封閉;封鎖
If someone in authority seals an area, they stop people entering or passing through it, for example by placing barriers in the way.
例句
The soldiers were deployed to help paramilitary police seal the border...
部署士兵協助準軍事警察封鎖邊境。
A wide area round the two-storey building is sealed to all traffic except the emergency services.
那個兩層建筑周圍的大片區域被封鎖，只有提供應急服務的車輛可以通行。
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VERB
使成定局;確定
To seal something means to make it definite or confirm how it is going to be.
例句
McLaren are close to sealing a deal with Renault...
麥克拉倫即將與雷諾達成一筆交易。
A General Election will be held which will seal his destiny one way or the other...
一場決定他命運的大選即將舉行。
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PHRASE
使確定下來;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.
例句
Such a visit may set the seal on a new relationship between the two governments...
這樣的一次訪問可能會使兩國政府間確立新關系。
They see this election as a chance to put the final seal on the defeat of communism.
他們把這次選舉看作是徹底擊敗共產主義的一次機會。
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PHRASE
蓋上印信的;不能拆開看的;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.
例句
Because the transcript is still under seal, I am precluded by law from discussing the evidence.
副本仍未公開，按照法律規定我不能討論這項證據。
Noun
1. fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters
2. a device incised to make an impression; used to secure a closing or to authenticate documents
3. the pelt or fur (especially the underfur) of a seal;
"a coat of seal"4. a stamp affixed to a document (as to attest to its authenticity or to seal it);
"the warrant bore the sheriff's seal"5. an indication of approved or superior status
6. a finishing coat applied to exclude moisture
7. fastener that provides a tight and perfect closure
8. any of numerous marine mammals that come on shore to breed; chiefly of cold regions
Verb
1. close with or as if with a seal;
"She sealed the letter with hot wax"2. make tight; secure against leakage;
"seal the windows"3. decide irrevocably;
"sealing dooms"4. affix a seal to;
"seal the letter"5. cover with varnish
6. hunt seals