inform positively and with certainty and confidence; "I tell you that man is a crook!"確かに確実性と確信で通知する請合う
make certain of; "This nest egg will ensure a nice retirement for us"; "Preparation will guarantee success!"確実にする請合う
cause to feel sure; give reassurance to; "The airline tried to reassure the customers that the planes were safe"確かであると感させる請合う
assure somebody of the truth of something with the intention of giving the listener confidence; "I assured him that traveling to Cambodia was safe"聞き手に信用を与えるつもりで、人に何かの真実を保証する請合う