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
The organs are kept in sealed plastic bags.
这些器官保存在密封塑料袋里。
The floors had been stripped and sealed with varnish.
地板上东西挪空，涂上了清漆。
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。
Troops have sealed the borders between the countries.
军队已关闭了两国边界。
The letter bore the president's seal.
信上盖有总统的印章。
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。
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。
He broke the wax seal and unrolled the paper.
他揭去封蜡，把纸卷展开。
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
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。
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。
1.密封;隔离;堵塞
2.【摄】密封
3.海豹
4.(打在火漆,铅等上的)火漆封印;封蜡;封铅;封条
5.印;图章;戳记;纪念邮戳
6.保证;严守秘密的誓约;守秘密的义务
7.【机】密封垫;焊接
8.捺印;封缄
9.〈美〉海豹突击队
10.图记;记号
11.【物】绝缘
12.海豹毛皮(制品)
13.海豹皮色
14.征候;预兆
15.(下水道的) S 形防臭弯管
1.密封;隔离;堵塞
2.【摄】密封
3.海豹
4.(打在火漆,铅等上的)火漆封印;封蜡;封铅;封条
5.印;图章;戳记;纪念邮戳
6.保证;严守秘密的誓约;守秘密的义务
7.【机】密封垫;焊接
8.捺印;封缄
9.〈美〉海豹突击队
10.图记;记号
11.【物】绝缘
12.海豹毛皮(制品)
13.海豹皮色
14.征候;预兆
15.(下水道的) S 形防臭弯管
1.在...上打上封印;封;密封(信等)
2.关进;关闭;密闭(容器,窗等)
3.闭(嘴);缄(口等);守(秘密)
4.决定;确定;注定(命运);解决
5.保证 (with)
6.证明
7.【海】〈英〉接受;采用
8.猎海豹
9.盖印于;打印于;在(度量衡器,商品等上)加上检验封印
10.【电】使(插头与插孔等)紧密接触
11.用水泥等充填
12.在...上划十字;给...施洗礼;(摩门教徒)举行(结婚[过继]仪式)
1.在...上打上封印;封;密封(信等)
2.关进;关闭;密闭(容器,窗等)
3.闭(嘴);缄(口等);守(秘密)
4.决定;确定;注定(命运);解决
5.保证 (with)
6.证明
7.【海】〈英〉接受;采用
8.猎海豹
9.盖印于;打印于;在(度量衡器,商品等上)加上检验封印
10.【电】使(插头与插孔等)紧密接触
11.用水泥等充填
12.在...上划十字;给...施洗礼;(摩门教徒)举行(结婚[过继]仪式)
1.a large ocean animal that eats fish and lives mainly in cold parts of the world. Seals are amphibiousthey can live both in water and on land. A young seal is called a pup.
2.a piece of something such as wire or wax that seals a container and that you have to break before you can open the container; a shaped piece of something such as rubber that closes a hole inside a machine so that air or other substances cannot get in or out
3.a special mark that you put on something, for example a document, to show that it is legal or official
1.to close a container or space by covering it with something so that air or other substances cannot get in or out
1.The technology is to open a discarded shock absorber for repair and finally seal the shock absorber as the shock absorber used to be.
该技术是将废旧减震器打开进行修复，最后封口还原，封口方式分为帽封和平封。
2.Soon everyone was trying to get the timing right to get good pictures of the seal rather than the penguins.
很快，大家都想着要怎么抓准时机来为这只海象拍出好的照片，而不再关注帝企鹅了。
3.The component may further include at least one of a seal and at least one fastener joining the inner metal piece and outer metal piece.
所述部件还可包括连接所述内金属件与外金属件的密封件与至少一个紧固件中的至少一个。
4.They carry the air of that time and place as if the Williamstown of my childhood had been lying under an unbroken seal for 50 years.
那上面留有当时当地空气的味道，好像我童年时的威廉斯敦被封存了50年，未曾遭到任何破坏。
5.There was no stopping Pirlo as he then set up the second goal of the evening for team-mate Vincenzo Iaquinta to seal the 2-0 Italy victory.
这还没有让皮尔洛停止下来，因为他随后又为队友文森佐·亚昆塔助攻了昨天晚上的第二个进球，从而帮助意大利2-0取得了胜利。
6.The use effect of the combined seal is completely identical with that of the integral seal.
这种组合印章使用效果与整体式印章的使用效果完全相同。
7.A motor shaft gap used for a sealing plate for a seal air channel is left between the belt pulley and the end cover of the motor shell.
在皮带轮同电机机壳端盖之间保留供密封风道用的密封板穿过的电机轴空隙位。
8.An example of their use is to seal the surface between a machined, cold headed or forged shell and a mating machined surface.
其中的一个用途是密封经过机械加工和冷处理或锻造壳和机械加工的吻合面之间的表面。
9.clearance between the hatch and the fuselage to see that the seal is satisfactory.
检查应急门与机身的缝隙，判断封严是否满足要求。
10.seal with a low gloss level 6 the surface look like an oiled surface.
经典的6级光泽度的耐磨处理让表面更逼真。