时间: 2025-04-25 02:19:01
美: [sil]
英: [sil]
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
最后更新时间:2025-04-25 02:19:01
词源分析:Seal源自古英语“seolh”,与古德语的“selha”和拉丁语的“cālis”有联系,意指“海豹”。
历史背景:Seal作为名词首次出现的记录可以追溯到中世纪,用于描述一种海洋生物。作为动词的使用则是从封印或封闭的行为引申而来。
课本:
正式与非正式语境:
特殊场合:
The letter was sealed with a wax stamp.
We need to seal the envelope before mailing it.
The seal is a marine mammal that lives in cold waters.
The company sealed the deal after long negotiations.
Make sure to seal the bottle tightly to prevent leaks.
*. The artist used a seal to mark her artwork.
同义词:
反义词:
音标记忆法:seal的音标为 /siːl/,可以通过发音练*,将其与“seal”和“seal”关联起来。
词根记忆法:可以将seal与相关词汇(如“sealed”、“sealing”)联系记忆,理解其派生含义。
谐音联想记忆:将seal(密封)与“笑”(seal的发音类似于“see all”)进行联想,想象一个密封的笑容,表示不让任何东西进入。
这些词汇在日常交流、商业用语和专业领域中与seal的使用频率较高。
[V-T] When you seal an envelope, you close it by folding part of it over and sticking it down, so that it cannot be opened without being torn. 封 (信封)
例:He sealed the envelope and put on a stamp.他封好信封,贴了张邮票。
例:Write your letter and seal it in a blank envelope.写好你的信,然后将其封入一个空信封。
[V-T] If you seal a container or an opening, you cover it with something in order to prevent air, liquid, or other material from getting in or out. If you seal something in a container, you put it inside and then close the container tightly. 封 (容器、开口); 将 (某物) 封入 (某容器中)
例:She filled the containers, sealed them with a cork, and stuck on labels.她装满那些容器,用塞子封了口,然后贴上了标签。
例:A woman picks them up and seals them in plastic bags.一位女士拣起它们,然后把它们封入各塑料袋中。
[N-COUNT] The seal on a container or opening is the part where it has been sealed. (容器、开口等) 封了的部分
例:When assembling the pie, wet the edges where the two crusts join, to form a seal.捏合馅饼时,弄湿两块面皮封合的边缘,以形成一个封口。
[[oft N 'on' n]] A seal is a device or a piece of material, for example, in a machine, which closes an opening tightly so that air, liquid, or other substances cannot get in or out. (机器上防止气体或液体渗入或露出的) 密封装置
例:Check seals on fridges and freezers regularly.定期检查冰箱和冰柜的密封装置。
[[oft N 'on' n]] A seal is something such as a piece of sticky paper or wax that is fixed to a container or door and must be broken before the container or door can be opened. (封条、封蜡等) 封口物
例:The seal on the box broke when it fell from its hiding-place.盒子从隐藏处掉下时上面的封口破了。
[N-COUNT] A seal is a special mark or design, for example, on a document, representing someone or something. It may be used to show that something is genuine or officially approved. 印章
例:...a supply of note paper bearing the presidential seal.…一批盖有总统印章的便条纸。
[V-T] If someone in authority seals an area, they stop people entering or passing through it, for example, by placing barriers in the way. 封锁 (某地区)
例:The soldiers were deployed to help paramilitary police seal the border.这些士兵们被调去协助准军事警察封锁边境。
[PHRASAL VERB] Seal off means the same as . 封锁 (某地区)
例:Police and troops sealed off the area after the attack.警察和军队在袭击发生后封锁了该地区。
[[书面]] To seal something means to make it definite or confirm how it is going to be. 确定
例:McLaren are close to sealing a deal with Renault.麦克拉伦即将和雷诺尔特达成一笔交易。
例:A general election will be held which will seal his destiny one way or the other.一场将左右他命运的大选即将举行。