明确保证

明的英语翻译：

bright; clear; clear-sighted; honest; immediately following in time
understand
【医】 phanero-

确的英语翻译：

authentic; firmly; reliable; true

保证的英语翻译：

guarantee; assure; certify; warrant; ensure; pledge; secure; assurance
guaranty; surety; warranty
【经】 assurance; endorsement; guarantee; guaranty; recognizance; scure
secure; security; surely