基本解释n.用以表示相对于射频讯号基准的单位同根派生 英汉例句The airline's biggest creditor is the Japanese government itself, which has pumped hundreds of billions of yen into the airline through the DBJ. 日航的最大债权人是日本政府自己。通过日本政策投资银行，政府已累计为日航注入数千亿日元资金。