seal
美 [sil] 
英 [siːl] 
- n.印章;海豹;封条;图章
 - v.封闭;封锁;确定;关闭
 - 网络密封;席尔;海豹突击队
 
复数:seals  过去分词:sealed  现在分词:sealing  
seal
显示所有例句
封上信封close envelope
1.  | ~ sth (up/down) 封上(信封)to close an envelope, etc. by sticking the edges of the opening together  | 
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。  | |
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.  | [oftpass] ~ sth (up) (with sth) 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  | 
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.  | [oftpass] ~ sth (with sth) 封盖…的表面to cover the surface of sth with a substance in order to protect it  | 
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.  | ~ sth 确定;明确定下来;使成定局to make sth definite, so that it cannot be changed or argued about  | 
to seal a contract 订立合同  | |
They drank a glass of wine to seal their new friendship. 他们干了一杯,交成朋友。  | |
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.  | ~ sth 关闭;封闭;封锁to prevent people from passing through a place  | 
Troops have sealed the borders between the countries. 军队已关闭了两国边界。  | 
印章official mark
1.  | [c] 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  | 
The letter bore the president's seal. 信上盖有总统的印章。  | 
确认making sth definite
2.  | [sing] 表示确认的事物;保证;信物a thing that makes sth definite  | 
The project has been given the government's seal of approval(= official approval) . 项目已由政府正式批准。  | |
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.  | [c] 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  | 
a jar with a rubber seal in the lid 盖子上有密封垫的广口瓶  | |
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.  | [c] 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  | 
He broke the wax seal and unrolled the paper. 他揭去封蜡,把纸卷展开。  | 
5.  | [c] 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.  | [c] 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.  | 
a colony of seals 一群海豹  | |
grey seals basking on the rocks 在岩石上晒太阳的灰海豹  | 
IDM
Her election to the premiership set the seal on a remarkable political career. 当选总理使她的政治生涯灿烂辉煌。  | 
set the seal on sth
使某事万无一失;使某事圆满to make sth definite or complete
Her election to the premiership set the seal on a remarkable political career. 当选总理使她的政治生涯灿烂辉煌。  | 
under seal
密封;加盖印信in a sealed envelope that cannot be opened before a particular time