A few words will be enough to clarify things.
只消几句话就可以说清楚。
Several basic concepts need to be clarified.
需要明确几个基本观念。
He left the matter to clarify gradually by itself.
他让此事的真相逐渐自行澄清。
You won't be involved if you clarify things.
你只要把问题说清楚就没事儿。
He issued a statement to clarify the situation.
他发表了一项声明以澄清情况。