ambition是可数名词，ambitions中文意思是n. 野心雄心抱负（ambition 的复数形式）理想
He needs these people to fulfil his ambitions and reciprocates by bringing out the best in each of them.他需要这些人来实现他的雄心，作为回报他让他们每个人得到最佳的发挥。
如果表示的是表述或表达的动作，用不可数形式如果指带情感内容的表述用复数3. 措词说法这个意义一般用可数复数。She spoke in a quiet voice but used remarkably coarse expressions.她说话声音很小，但是用了些特别粗俗的字眼儿。
