seal

/siːl/ n. / v.
标准词条 CET-4
一句话记住

海豹；印章；图章；封条；密封；盖章；确定

释义与例句

n. 海豹
a large sea animal with a round body and short limbs that lives near coasts and in cold seas
  1. We watched a group of seals sunbathing on the rocks by the sea.
    我们看着一群海豹在海边的岩石上晒太阳。
  2. The baby seal was rescued from the beach and taken to an animal centre.
    小海豹被从海滩上救起，送到了动物中心。
展开其余 1 条例句
  1. Seals are excellent swimmers and can hold their breath for a long time.
    海豹是出色的游泳者，能长时间屏住呼吸。
n. 印章；图章；封条
an official mark or design pressed onto a document; a piece of paper or wax used to close an envelope or package so that it cannot be opened secretly
  1. The document was valid only after it had the official seal of the government.
    这份文件只有盖上政府的官方印章后才有效。
  2. The envelope had a red wax seal with the family's initials.
    信封上有一个刻有家族姓名首字母的红色蜡封。
展开其余 1 条例句
  1. The police broke the seal on the door and entered the house.
    警察拆开门上的封条进入了房子。
v. 密封；盖章；确定
to close an envelope or container firmly; to put a seal on a document; to make something certain or final
  1. Please seal the envelope before putting it in the post box.
    请把信封封好后再投入邮筒。
  2. The king sealed the royal decree with his signet ring.
    国王用他的图章戒指在皇家法令上盖了章。
展开其余 1 条例句
  1. The discovery of the evidence sealed the fate of the accused man.
    证据的发现决定了被告的命运。

词源与构词

记忆钩子 seal 有多个含义：海豹、印章、密封；seal a deal 是“达成交易”，set the seal on 是“使确定”。

词族与关联词

词族（同一词根派生出的不同词性或形式）
  • sealed 密封的；盖章的
    seal 的过去分词作形容词。
  • sealant 密封剂；填缝剂
    用于密封缝隙的材料。
易混词（形近或义近，注意区别）
  • zeal 热情；热忱
    seal 是“海豹、印章、密封”；zeal 是名词，意为“热情、热忱”。两者拼写只有首字母不同，含义完全不同。
    She worked with great zeal to complete the project ahead of schedule. 她以极大的热情提前完成了项目。
常见搭配
  • seal a deal 达成交易；敲定协议
    They shook hands to seal the deal after months of negotiation. 经过数月谈判，他们握手敲定了协议。
  • set the seal on 使…确定；为…盖上印章
    The president's signature set the seal on the new law. 总统的签字使新法律正式生效。
  • official seal 官方印章
    All official letters must carry the official seal of the department. 所有公函都必须盖有该部门的官方印章。