第十三单元 Unit Thirteen ; lnlerpreting for Business Purposes ; The Mud-backs ; Do You Really Believe That

十三碳二元酸 Tridecanedioic acid ; Undecanedicarboxylic acid

高三第十三单元 the mystery of the moontone

十三美元二十五美分 thirteen dollars and twenty-five cents

十三元祖 Thirteen Original Transformers

二百三十万美元 Penn State University

高三第十五单元 popular youth culture

第十三单元在海关 Unit Thirteen At the Customs

三元共聚十八酯 OMSV

美元六百三十九元六角 U.S. six hundred thirty-nine yuan hexagonal