for certain of meaning in English
肯定地有把握地
弄明白，确定
Examples
- For certain of for sure
肯定地,有把握地 - One of his more radical procedural proposals was that the consent of a judge should be required before a prosecution could be instituted for certain of the proposed offences
汤先生其中一个建议，是所有针对国家的罪行先要得到大法官的批准才可提出起诉。