coast.er
n.（名词）One that coasts, as:沿海航行者，例如：One who acts in an aimless manner.无目的地行动者A sled or toboggan.平底橇：一个雪橇或平底雪橇One who rides a sled or toboggan.乘雪橇的人：一个乘雪橇或平底雪橇的人Nautical A vessel engaged in coastal trade:【航海】 沿海贸易船：从事沿海贸易的船：例句：.dirty British coaster with a salt-caked smokestack.(John Masefield).肮脏的英国沿海航船，有盐饼状的大烟囱.(约翰·梅斯菲尔德)
A roller coaster.翻滚过山车
A disk, plate, or small mat placed under a bottle, pitcher, or drinking glass to protect a table top or other surface beneath.杯垫：放在瓶子、水罐或酒杯下的圆盘、盘子或小衬垫，用以保护桌面或下面的其它平面A small tray, often on wheels, for passing something, such as a wine decanter, around a table.放酒瓶的银盘：餐桌上通常带轮的托盘，用于传递某物，如酒瓶A resident of a coastal region.沿海居民
