seal

n.密封；印章；海豹；封条

v.密封；盖章；决定；封上（信封）

verb

封上信封 close envelope

1. 封上（信封）
   to close an envelope, etc. by sticking the edges of the opening together
   1. Make sure you've signed the cheque before sealing the envelope.
      一定要在支票上签了名再封信封。
   2. a sealed bid (= one that is kept in a sealed envelope and therefore remains secret until all other bids have been received)
      密封（投）标

密封容器 close container

2. 密封（容器）
   to close a container tightly or fill a crack, etc., especially so that air, liquid, etc. cannot get in or out
   1. The organs are kept in sealed plastic bags.
      这些器官保存在密封塑料袋里。

覆盖表面 cover surface

3. 封盖…的表面
   to cover the surface of sth with a substance in order to protect it
   1. The floors had been stripped and sealed with varnish.
      地板上东西挪空，涂上了清漆。

确定 make sth definite

4. 确定；明确定下来；使成定局
   to make sth definite, so that it cannot be changed or argued about
   1. to seal a contract
      订立合同
   2. They drank a glass of wine to seal their new friendship.
      他们干了一杯，交成朋友。
   3. The discovery of new evidence sealed his fate (= nothing could prevent what was going to happen to him) .
      新发现的证据决定了他的命运。

关闭边界 / 出口 close borders/exits

5. 关闭；封闭；封锁
   to prevent people from passing through a place
   1. Troops have sealed the borders between the countries.
      军队已关闭了两国边界。

noun

印章 official mark

1. 印章；图章；玺；印记
   an official design or mark, stamped on a document to show that it is genuine and carries the authority of a particular person or organization
   1. The letter bore the president's seal.
      信上盖有总统的印章。

确认 making sth definite

2. 表示确认的事物；保证；信物
   a thing that makes sth definite
   1. The project has been given the government's seal of approval (= official approval) .
      项目已由政府正式批准。
   2. I looked upon the gift as a seal on our friendship.
      我把你的礼物看作我们之间友谊的见证。

容器 on containers

3. 密封垫（或带等）
   a substance, strip of material, etc. used to fill a crack so that air, liquid, etc. cannot get in or out
   1. a jar with a rubber seal in the lid
      盖子上有密封垫的广口瓶
   2. Only drink bottled water and check the seal isn't broken.
      只喝瓶装水，并且要看封口开了没有。

信件；盒子 on letters/boxes

4. 封蜡；封铅；封条；火漆
   a piece of wax (= a soft substance produced by bees ), soft metal or paper that is placed across the opening of sth such as a letter or box and which has to be broken before the letter or box can be opened
   1. He broke the wax seal and unrolled the paper.
      他揭去封蜡，把纸卷展开。
5. 封蜡模（印）；封铅模（印）
   a piece of metal, a ring, etc. with a design on it, used for stamping a wax or metal seal

海洋动物 sea animal

6. 海豹
   a sea animal that eats fish and lives around coasts. There are many types of seal , some of which are hunted for their fur.
   1. a colony of seals
      一群海豹
   2. grey seals basking on the rocks
      在岩石上晒太阳的灰海豹

n. 密封；印章；海豹；封条；标志 vt. 密封；盖章 vi. 猎海豹 n. (Seal)人名；(英)西尔

名词复数形式:seals 过去分词:sealed 过去式:sealed 现在分词:sealing 第三人称单数:seals

seal 封蜡，封印，印章，图章，玺，密封seal 海豹

来自古法语 seel,封印，图章，来自拉丁语 sigillum,小图片，小印，封印，来自 signum,标记， 记号，词源同 sign.原指书信上的封蜡标记，引申诸相关词义。来自中古英语 sele,来自古英语 seolh,来自 Proto-Germanic*selhaz,海豹，来自 PIE*selk,拉，划， 词源同 sulkus,垄沟，裂缝。比喻用法，由动作代指动物本身，因海豹两条前肢较后腿为短， 在陆地上活动时，总是拖着累赘的后肢，将身体弯曲爬行，并在地面上留下一行形如沟垄的 痕迹。参照百度百科。比较 pork,猪肉，原义猪，字面意思为喜欢拱的动物，词源同 furrow, 沟，垄。

1. Ministers have put their seal of approval on the proposal
   部长们已经批准了该提案。
2. An oil seal was replaced, along with both front wheel bearings.
   换了一个油封和两个前轮轴承。
3. Once you've broken the seal of a bottle there's no way you can put it back together again
   一旦你撕开瓶子的密封条，你就无法再把它复原。
4. Crimp the edges to seal them tightly.
   把边缘折起来以便封紧。
5. The call for a boycott could be enough to seal the fate of next week's general election
   抵制选举的呼吁足以注定下周大选失败的命运。
6. The leaders are expected to fly to Mecca in the next few days to seal the agreement.
   领导人将在接下来的几天中飞往麦加签署协议。
7. This would permit air to enter, breaking the hermetic seal of the jar.
   这会造成漏气，破坏罐子的密封性。
8. Two thousand grey seal pups are born there every autumn.
   那里每年秋天有2,000头灰色小海豹出生。
9. He sealed the envelope and put on a stamp
   他封住信封并贴上一张邮票。
10. Write your letter and seal it in a blank envelope
    信写好后把它装进空白信封里封好。
11. A courier was despatched with two sealed envelopes.
    信使受命递送两封封讫的信。
12. She merely filled the containers, sealed them with a cork, and pasted on labels
    她只是装满容器，用软木塞封住，然后贴上标签。
13. A woman picks them up and seals them in plastic bags.
    一个女人把它们捡起来放入几只密封的塑料袋中。
14. When assembling the pie, wet the edges where the two crusts join, to form a seal.
    在包馅饼时，先把两片馅饼皮边沿接头部分弄湿，再将其捏合。
15. Check seals on fridges and freezers regularly.
    定期检查冰箱和冷冻柜的密封装置。
16. The seal on the box broke when it fell from its hiding-place
    盒子从隐藏处掉落时，封口裂开了。
17. Protestors banged on the sides of the lorry and broke customs seals on the doors.
    抗议者们猛砸卡车的侧面，并且撕掉了车门上的海关封条。
18. The best wines are entitled to a numbered seal of quality.
    上等葡萄酒可以盖上带编号的优质产品印章。
19. The soldiers were deployed to help paramilitary police seal the border
    部署士兵协助准军事警察封锁边境。
20. A wide area round the two-storey building is sealed to all traffic except the emergency services.
    那个两层建筑周围的大片区域被封锁，只有提供应急服务的车辆可以通行。
21. McLaren are close to sealing a deal with Renault
    麦克拉伦即将与雷诺达成一笔交易。
22. A General Election will be held which will seal his destiny one way or the other
    一场决定他命运的大选即将举行。
23. His artistic character was sealed by his experiences of the First World War.
    他在第一次世界大战中的经历奠定了他的艺术风格。
24. Such a visit may set the seal on a new relationship between the two governments
    这样的一次访问可能会使两国政府间确立新关系。
25. They see this election as a chance to put the final seal on the defeat of communism.
    他们把这次选举看作是彻底击败共产主义的一次机会。
26. Because the transcript is still under seal, I am precluded by law from discussing the evidence.
    副本仍未公开，按照法律规定我不能讨论这项证据。
27. The coffee is freeze-dried to seal in all the flavour.
    咖啡经冷冻干燥以保留原汁原味。
28. Do you think I ought to seal the boxes up?
    你认为我应该把这些盒子封起来吗？
29. He smiled, winked and nodded, giving his seal of approval.
    他笑了，使了个眼色，然后点点头表示同意。
30. Herewith we are sending you a written contract under seal in two copies.
    兹寄上盖有印章的契约一式两份。