seal

seal

[si:l]

n.封条, 印章
n.海豹
v.密封, 盖印, 明确

例句与用法：

This document carries the royal seal.

这份文件上盖有王室印章。

The seal on this bottle is broken.

这个瓶上的密封纸破开了。

The envelope was firmly sealed.

这个信封封得很严实。

词形变化：

形容词: sealable | 动词过去式: sealed | 动词过去分词: sealed | 动词现在分词: sealing | 动词第三人称单数: seals |

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n.

1. 印章, 图章, 印信；玺

a contract under the president's hand and seal

由董事长亲自签名盖章的合同

He affixed his seal to the document.

他在文件上盖了印。

2. 封 (印); 封印纸

The envelope's seal was torn open.

信封封缄被人撕开了。

3. 封条; (装饰用的) 贴纸

The seal on the jar was broken.

瓶子的封口被打开了。

4. 保证; 批准; 誓约

put the seal of approval on a scheme

批准某一方案

5. 象征; 标志

Their handshake was a seal of friendship.

他们的握手是友谊的象征。

6. 【机】密封垫; 密封物; 密封装置

vt.

1. 封, 密封 [(+up)]

He signed and sealed the document.

他在文件上签字加封。

She forgot to seal her letter before mailing it.

她忘记在寄信前将信封上。

2. 盖章, 盖印于

The treaty was signed and sealed by both governments.

条约已经由两国政府签字盖章。

3. (以盖章的方式) 保证; 确认; 批准

They sealed the bargain with a handshake.

他们握手成交。

4. 密闭, 闭紧; 钉住

His lips were sealed by a promise.

他的嘴被他的诺言封住了。

The tube is sealed at both ends.

这管子两端是密封的。

5. 确定; 决定; 注定 [(+by/with)]

The judge's words sealed the prisoner's fate.

法官的话决定了这个囚犯的命运。

6. 【电】使 (插头与插孔等) 紧密接触

7. 填塞; 充填

n.

1. 【动】海豹[C]

2. 海豹(毛)皮[U]

vi.

捕海豹

短语词组：

seal in

1. 保存

Cook the meat quickly at first to seal in the juices.

肉先快煮, 可保存肉汁。

seal off

1. 封锁

Police sealed the area off where the murderer was known to be hiding.

警察把凶手藏匿的地区封锁了。

set the seal on

1. 使确定下来

The experience set the seal on their friendship.

这一经历确定了他们的友谊。