草签

例句：

1. 1. The official document was stamped with a series of small, thin, green grass seals.
   官方文件上用一系列细小的、绿色的草签印章。
2. 2. During the signing ceremony, each party was required to sign a copy of the agreement with a small green grass seal.
   在签字仪式上，每个方都需要用一个小绿草签章签署一份协议副本。
3. 3. The official document was stamped with a series of small, thin, green grass seals as a symbol ofapproval.
   官方文件上用一系列细小的、绿色的草签印章作为批准的象征。