seal

复数：seals过去式：sealed过去分词：sealed现在分词：sealing第三人称单数：seals

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

1. vt. 盖章于 fix a seal
2. vt. 密封 fasten or close tightly
3. vt. 决定 settle; decide

• 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

• female〔male, young〕 seal母〔公,小〕海豹

• 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

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

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

• 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

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

seal of证明；保证

mechanical seal[机]机械密封

oil seal油封

seal in封入

seal ring n. 印章戒指

rubber seal n. 橡胶密封圈；橡皮垫；橡胶塞；橡皮密封

shaft seal轴封，轴封装置；主轴密封

gas seal气封

seal up密封住

seal with用…密封

official seal公章；单位印章

water seal水封

packing seal密封垫，填料密封

seal face压紧面

under seal盖上公章；密封

seal oil海豹油；密封用油

pressure seal加压密封；压力封闭

seal off封闭；把…封锁起来

labyrinth seal迷宫式密封；曲径密封垫片

face seal面密封

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。

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。

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。