Assurances may consist of one or a combination of insurance, guarantee, surety bond, letter of credit, or qualification as a self-insurer.是什么意思_Assurances may consist of one or a combination of insurance, guarantee, surety bond, letter of credit, or qualification as a self-insurer.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句