seal
verb /siːl/
/siːl/
动词形式
Idioms Phrasal Verbs| present simple I / you / we / they seal | /siːl/ /siːl/ |
| he / she / it seals | /siːlz/ /siːlz/ |
| past simple sealed | /siːld/ /siːld/ |
| past participle sealed | /siːld/ /siːld/ |
| -ing form sealing | /ˈsiːlɪŋ/ /ˈsiːlɪŋ/ |
- seal something (up/down) to close an envelope, etc. by sticking the edges of the opening together
封上（信封） - 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
- Make sure you've signed the cheque before sealing the envelope.
- [often passive] to close a container tightly or fill a small opening, etc., especially so that air, liquid, etc. cannot get in or out
密封（容器） - seal something (with something) He sealed the bag tightly with sticky tape.
他用胶带将袋子牢牢地封住了。 - be sealed (up) (with something) The windows and doors had been sealed up with bricks.
门窗已经用砖块封严了。 - The organs are kept in sealed plastic bags.
这些器官保存在密封塑料袋里。
- The containers must be carefully sealed so that no air can get in.
这些容器必须仔细封好，不能让空气进去。 - The whole unit is sealed to prevent dust getting in.
整个装置是密封的，以防止灰尘进入。 - The unit is completely sealed.
这个装置处于完全密封状态。 - a hermetically sealed container
密封的容器
Collocations Dictionaryadverb- carefully
- properly
- tightly
- …
- from
- with
- seal something (with something) He sealed the bag tightly with sticky tape.
- seal something to make something definite, so that it cannot be changed or argued about
确定；明确定下来；使成定局 - 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。 - She sealed victory with a birdie at the final hole.
她在最后一洞用一只小鸟锁定了胜利。
- to seal a contract
- [often passive] seal something (with something) to cover the surface of something with a substance in order to protect it
封盖…的表面 - The floors had been stripped and sealed with varnish.
地板已清理干净，涂上了清漆。
- The floors had been stripped and sealed with varnish.
- seal something (of the police, army, etc.
警察、军队等 关闭；封闭；封锁 - Troops have sealed the borders between the countries.
军队已关闭了两国边界。
Collocations Dictionaryadverb- carefully
- properly
- tightly
- …
- from
- with
- Troops have sealed the borders between the countries.
close envelope封上信封
close container密封容器
make something definite确定
cover surface覆盖表面
close borders/exits关闭边界／出口
词源verb Middle English (in senses (2), (5) and (6)): from Old French seel (noun), seeler (verb), from Latin sigillum ‘small picture’, diminutive of signum ‘a sign’.
Idioms
my lips are sealed
- used to say that you will not repeat somebody’s secret to other people
（表示不会说出某人的秘密）我把嘴封住，我绝口不提
signed and sealed | signed, sealed and delivered
- definite, because all the legal documents have been signed
签名盖章完毕的；铁定的；成定局的 - The contracts are already signed and sealed.
那些合同已经生效了。
More Like This Alliteration in idiomsAlliteration in idioms- belt and braces
- black and blue
- born and bred
- chalk and cheese
- chop and change
- done and dusted
- down and dirty
- in dribs and drabs
- eat somebody out of house and home
- facts and figures
- fast and furious
- first and foremost
- forgive and forget
- hale and hearty
- hem and haw
- kith and kin
- mix and match
- part and parcel
- puff and pant
- to rack and ruin
- rant and rave
- risk life and limb
- short and sweet
- signed and sealed
- spic and span
- through thick and thin
- this and that
- top and tail
- tried and tested
- wax and wane
- The contracts are already signed and sealed.