◎ seal是什么意思 n. 印章, 封条, 海豹, 海豹皮, 火漆, 封蜡, 玺, 保证, 批准, 象征, 标志vt. 封闭, 盖印, 盖章vi. 猎海豹 n. a device incised to make an impression; used to secure a closing or to authenticate documentsn. the pelt or fur (especially the underfur...