n.路边石，场外交易的，偶感而发的，非专业的...

He pulled over beside the curbstone and smoked a cigarette.他把车停在马路牙子边,抽了根烟....

curbstone的音标：curbstone的英式发音音标为：['kɜ:bstəʊn]curbstone的美式发音音标为：['kɜrbstoʊn]...