字面意思是“干火药”，可以处理为剩余可支配资金，表示已募得但尚未投资的资金、累计待投现金数量类似含义。

Investopedia的英文定义：Dry powder is a slang term referring to marketable securities that are highly liquid and considered cash-like. Dry powder can also refer to cash reserves kept on hand by a company, venture capital firm or individual to cover future obligations, purchase assets or make acquisitions.