牌子是由纵向和横向的线条构成的。The board consists of vertical and horizontal lines.竖井已经打下,并且挖有横向矿道。Shafts were sunk, with tunnels dug laterally.通常1/50的横向坡度就已足够.A cross slope of one in fifty is usually enough....
A lot of motels lie beside the turnpike.很多汽车旅馆都位于付费公路旁边.You have to pay a toll to drive on a turnpike.在收费公路上开车要缴通行税.A lot of cars passed through the turnpike at rush hours.许多车在交通高峰时通过了高速公路....