VERB
改善；使變好；減輕
If someone or something ameliorates a situation, they make it better or easier in some way.
例句
Nothing can be done to ameliorate the situation...
做什么也無法使情況好轉(zhuǎn)。
He expected me to do something to ameliorate his depression.
他希望我做點什么好讓他不那么沮喪。