be sure that of确信
Strong sure tones of强肯定色调
pay sure ofness of注意
Sure sign of一准
A sure sign of denial明示的拒绝
almost-sure modulus of continuity几乎肯定的连续模
be sure of oneself有自信心;自信;有自信;有自决议信念
sure of oneself自信的;有自信心;交友切勿过于自信;很自信
sure of course确保课程的;肯定的课程;确保当然