非常确定
to have a high degree of certainty
有高度的确定性
绝对确定
to be completely and totally certain
完全地、彻底地确定
完全确定
to be fully certain, without any doubt
完全确定，没有任何疑问
to be very certain
to be completely certain (often informal)
完全确定（通常为非正式用法）
to make extra certain of something
确保
to ensure that something happens or is the case
确保某事发生或属实
确定
to be certain about something
对某事感到肯定
感到确定
to have a strong personal conviction of certainty
有强烈的个人确定信念
似乎确定
to appear to be certain
显得很确定
听起来很确定
to sound certain when speaking
说话时听起来很确定
让某人确定
to cause someone to feel certain
使某人感到确定
对…有把握
to be confident in something or in oneself
对某事或自己有信心
对…确定
to be certain about a particular fact, person, or situation
对特定的事实、人或情况感到确定