5 sentences for 盖 (gài — to stamp)

1. 他在合同上盖了公章。

   tā zài hé​tong shàng gài le gōng​zhāng.

   He stamped the contract with the official seal.

   Source: Dong Chinese Dictionary

2. 他在收据上盖了一个戳。

   tā zài shōu​jù shàng gài le yī gè chuō.

   He put a stamp on the receipt.

   Source: Dong Chinese Dictionary

3. 这份正式文件上盖有国玺。

   zhè fèn zhèng​shì wén​jiàn shàng gài yǒu guó​xǐ.

   This official document is stamped with the national seal.

   Source: Dong Chinese Dictionary

4. 这封信上盖着北京的邮戳。

   zhè fēng xìn shàng gài zhe Běi​jīng de yóu​chuō.

   This letter bears a Beijing postmark.

   Source: Dong Chinese Dictionary

5. 他在支票的右下角盖了一个章。

   tā zài zhī​piào de yòu​xià​jiǎo gài le yī gè zhāng.

   He stamped the bottom right corner of the check.

   Source: Dong Chinese Dictionary