under seal

• adj. 盖上公章的(签定了的；证实了的)

英英释义

名词 underseal:

1. seal consisting of a coating of a tar or rubberlike material on the underside of a motor vehicle to retard corrosion

词汇搭配

• under one's seal 亲笔(签名)的,由某...
• under the seal of secrecy 保证严守秘密...
• under the seal of confidence 约定保守秘密...
• under a flying seal 以开口信
• under the seal of silence 保证严守秘密...
• given under my hand and seal 经我本人签名盖章...