seal

中文意思

• n. 海豹，印章，封条，标志
• v. 密封，盖章，确立

英文释义

• n. a device incised to make an impression; used to secure a closing or to authenticate documents
• n. the pelt or fur (especially the underfur) of a seal
• n. a stamp affixed to a document (as to attest to its authenticity or to seal it)
• n. a finishing coat applied to exclude moisture

词形变化

过去分词

sealed

过去式

sealed

现在分词

sealing

第三人称单数

seals

例句

1. n. 海豹，印章，封条，标志

   The official signed the contract and placed his personal seal on the document.

   官员签署了合同，并在文件上盖上了他的个人印章。

2. v. 密封，盖章，确立

   Please make sure to seal the envelope carefully before mailing it.

   寄信前请务必仔细把信封封好。