certainly的形容词是certain 某一；必然的；确信；无疑的；有把握的； certainly adv. 当然；行（用于回答）；必定 She certainly knows what\'s what. 她当...
certainly的形容词certain 某一；必然的；确信；无疑的；有把握的； certainly adv. 当然；行（用于回答）；必定 She certainly knows what\'s what. 她当然...
