證券信托公司 security collateral trust bond: 證券抵押信托債券trust bond: 信托債券; 信用債券security bond: 保付單; 擔(dān)保函security by bond: 擔(dān)保契據(jù)形式的保證convertible trust preferred security: 可轉(zhuǎn)換信托優(yōu)先證券下載手機(jī)詞典可隨時隨地查詞查翻譯