肯定affirm;acknowledge;positive详细»
肯定affirmative;positive;certain;definite;sure详细»
肯定affirmation;be positive that;be sure;be sure that;feel sure of;for certain;it is certain that;of a certainty;of a surety;yea详细»
肯定affirmative;it is certain that详细»
肯定acknowledge;affirm;surety详细»