禁止无信用证券交易的法律的英文

blue-sky law

• 禁止:    prohibit; ban; for ...
• 无:    not have; there is ...
• 信用证:    letter of credit
• 券:    arch
• 交易:    business; deal; tr ...
• 的:    4次方是 The fourth po ...
• 法律:    law; statute