单词：turnpikes
音标：[ˈtɜ:nˌpaɪks] ；
n. 公路, 付费公路( turnpike的复数形式 ); （旧时的）收税关卡
n. (from 16th to 19th centuries) gates set across a road to prevent passage until a toll had been paid
n. an expressway on which tolls are collected
n. an expressway on which tolls are collected