seal

英 [siːl] 美 [siːl]

• n. 封条；印章
• n. 海豹
• v. 密封；盖印；明确

双解释义

n. (名词)

1. [C] 海豹

   animal with flippers that lives near and in the sea and eats fish

2. [C] 印章,印鉴,图章

   symbols or words pressed into wax, clay, paper etc. to show that sth is approved or official

3. [C] 封条,封蜡

   part of a lid or opening that must be broken to reach inside a container

4. [C] (保证、确认等的)印戳

   sth that gives assurance

v. (动词)

1. vt. 盖章于

   fix a seal

2. vt. 密封

   fasten or close tightly

3. vt. 决定

   settle; decide

详尽释义

n. 名词

1. 封条；封蜡；封铅
2. 保证，誓约
3. 图章；印章
4. 批准
5. 象征，标志
6. 焊接
7. 【动】海豹
8. 封，封印纸，贴纸
9. 海豹皮
10. 【机】密封垫
11. 表示确认的事物
12. 信物

v. 动词

1. 决定，确定，明确定下来
2. 保证
3. 捕海豹
4. 盖章；盖印于
5. 确认
6. 批准
7. 闭紧；密封；关闭；密闭
8. 钉住
9. 封上（信封）；密封（容器）；封盖…的表面
10. 使成定局
11. 把…封闭在里边
12. 打印于
13. 在（度量衡器、商品等上）加上检验封印
14. 【电】使紧密接触
15. 封闭；封锁

adj. 形容词

1. 海豹皮的

英英释义

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 member of a Naval Special Warfare unit who is trained for unconventional warfare;

   "SEAL is an acronym for Sea Air and Land"
   

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

   "the warrant bore the sheriff's seal"
   

6. an indication of approved or superior status

7. a finishing coat applied to exclude moisture

8. fastener that provides a tight and perfect closure

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

Verb:

1. make tight; secure against leakage;

   "seal the windows"
   

2. close with or as if with a seal;

   "She sealed the letter with hot wax"
   

3. decide irrevocably;

   "sealing dooms"
   

4. affix a seal to;

   "seal the letter"
   

5. cover with varnish

6. hunt seals

例句

用作名词 (n.)

1. The seal on this bottle is broken.
   这个瓶上的密封纸破开了。
2. This document carries the royal seal.
   这份文件上盖有王室印章。

用作名词 (n.)

1. The first time I saw a seal was in an aquarium.
   我第一次看见海豹是在水族馆里。

用作动词 (v.)

1. The envelope was firmly sealed.
   这个信封封得很严实。
2. You must seal up the envelope before mailing the letter.
   你在寄信前必须先将信封密封。
3. They signed and sealed the treaty.
   他们在条约上签名盖章。
4. The newlywed royal couple sealed their marriage on Friday with an iconic appearance on the balcony of Buckingham Palace before an ecstatic crowd of thousands of well-wishers.
   周五，这对新婚的皇室夫妇在白金汉宫的阳台上，在数千前来祝福的欣喜若狂的民众前，以标志性的露面明确了他们的婚姻。

常见句型

用作名词 (n.)

1. They saw many seals off the Coast of Alaska.
   他们在阿拉斯加海岸外看见很多海豹。
2. The letter bears the seal of the king.
   这封信有国王的封印。
3. I've bought a seal to put around the edge of the bath.
   我买了一种密封胶涂在浴缸边缘上。

用作动词 (v.)

用作及物动词

S+～+ n./pron.

1. She sealed the letter.
   她把信封上了。
2. We sealed our agreement with a handshake.
   我们最后以握手表示达成了协议。
3. The arrival of reinforcements sealed our victory.
   增援部队的到来决定了我们的胜利。
1
4. The medicine was sealed in small capsules.
   这种药密封在小胶囊里。
5. Her lips were sealed by a promise.
   她的嘴被她的诺言封住了。
6. The envelope was firmly sealed.
   这信封封得很牢。
7. His doom is sealed.
   他的劫数已定。
8. The agreement has been signed and sealed.
   协定已经签字盖章。
9. The bargain was sealed.
   买卖成交了。

经典引文

• Depended..on this valve maintaining a perfectly air-tight seal.

  出自： L. T. C. Rolt

• The space..is filled by some form of weather-proof seal.

  出自： J. S. Foster

• The Treaty..which sealed Russia's withdrawal from the war.

  出自： G. F. Kennan

• The little drink seemed to seal their easy companionship.

  出自： M. Keane

常用短语

用作名词 (n.)

seal of approval

正式认可formal approval

set the seal on

使成定局,使确定下来,认可bring to an end in a suitable way; formally end

用作动词 (v.)

seal off (v.+adv.)

封闭 close tightly so as not to allow entrance or escape
seal sth ⇔ off
The police have sealed off the area where the murdered girl was found.

警察已把发现被害女孩的那一地区封锁起来了。

seal up (v.+adv.)

把…封起来 close tightly
seal sth ⇔ up
They sealed up the cracks in the window to stop the icy wind from blowing in.

他们把窗户的缝隙糊起来,不让寒风吹进室内。

词汇搭配

用作名词 (n.)

动词+～

• affix〔stamp〕 a seal 盖章
• break〔take off〕 a seal 启封
• engrave a seal 刻图章
• pass the seal 盖有图章
• put the seal on 在…封口处打上封印
• set seal to the paper 在文件上盖章
• set the seal on 结束某事

形容词+～

• female〔male, young〕 seal 母〔公,小〕海豹

介词+～

• a colony of seals 一群海豹
• under seal 盖有印鉴(的)
• under seal of secrecy 约定保守秘密
• with sb's seal 经某人盖章的

～+介词

• seal of approval 批准的盖章
• seal of friendship 友谊的象征

用作动词 (v.)

～+名词

• seal the area shut 封锁这一地区
• seal bargain 确认交易
• seal a parcel 封好包裹

～+副词

• seal authoritatively 权威地最后确定
• seal automatically 自动密封
• seal effectively 有效地密封
• seal firmly 牢牢地封住
• seal hermetically 密封住
• seal immediately 马上确定
• seal impartially 公正地确定
• seal legally 合法盖章于…上
• seal nominally 名义上密封
• seal officially 正式密封
• seal in 把某物密封起来不使其外泄
• seal the flavour in 保存味道
• seal off the area 封锁了这一地区
• seal off from the outside world 与外界隔绝
• seal up the cracks in the window 把窗子的缺口堵死
• seal up the documents for safekeeping 把这些文件封存起来

～+介词

• seal by〔with〕 用…封住
• seal to book (两眼)盯着书本,专心看书

词语用法

2. seal作动词指“密封”时，可以用seal the letter或seal the envelope表示“把信件密封”。

v. (动词)

1. seal用作名词时的意思是“印章”,转化为动词的意思是“盖章于…上”,引申可表示“封”“封口”“封住”“最后确定”等。
2. seal只用作及物动词,接名词、代词作宾语。

词源解说

• ☆ 1230年左右进入英语，直接源自古法语的seel；最初源自通俗拉丁语的sigellum，意为把设计图案印在蜡上。

近反义词

【近义词】

• figure
• mark
• stamp
• symbol

【反义词】

• unseal 开封