信用证 xìnyòngzhèng letter of credit Definitions Defs Origin Strokes Stroke Words Sentences Sents 不可撤销信用证 bùkěchèxiāoxìnyòngzhèng irrevocable letter of credit 信用证券 xìnyòngzhèngquàn credit instrument a financial document or security that represents a credit-based obligation or transaction
