Hesitation is an unwillingness to do something, or a delay in doing it, because you are uncertain, worried, or embarrassed about it.
例句
He promised there would be no more hesitations in pursuing reforms.他答應在推進改革這件事上不再遲疑不決。...the prime minister's hesitation to accept a ceasefire.首相在接受停火協議上的猶豫
PHRASE
毫不猶豫
If you say that you have no hesitation in doing something, you are emphasizing that you will do it immediately or willingly because you are certain that it is the right thing to do.
例句
The board said it had no hesitation in unanimously rejecting the offer...董事會自稱毫不猶豫地一致否決了該項報價。Some of us had careers, but we had no hesitation in giving them up to work alongside our wives.我們中間有些人有自己的事業，但我們毫不猶豫地選擇了放棄自己的事業，和我們的妻子并肩工作。
PHRASE
毫不猶豫地;心甘情愿地
If you say that someone does something without hesitation, you are emphasizing that they do it immediately and willingly.
例句
The great majority of players would, of course, sign the contract without hesitation...絕大多數球員當然會毫不猶豫地簽合同。The boy followed without hesitation.男孩毫不猶豫地跟了上去。