词汇	drop back bond
释义	drop back bond 退转债券
随便看	Sodium Chromate Injection sodium chromate tetrahydrate sodium chromium sodium chromium chlorophyllin sodium chromiumiicarbonate sodium chromium ii carbonate sodium chromium sulfide sodium chromotropate sodium cicarbonate Sodium,Cilastatin sodium cinnamate sodium cinnamylate Sodium Cinnamylate sodium citrate reduction sodium citrates sodium citrate solution sodium citrate substitution fluid sodium citrate-tannin reduction sodium citrate technical sodium citrate,technical sodium citrate thorium sodium citrate sodium citrate and citric acid sodium citrate and citric acid oral solution sodium citrate blood transfusion