
好词典

源自中古英语 'costere',意为 '沿海航行的人',后引申为沿海船和杯垫的意思。
❶ 一种放在饮料杯下的小垫子,用于防止水渍弄湿桌面,通常由纸、塑料或软木制成。
“She placed her glass on a coaster to protect the wooden table.”
(她把玻璃杯放在杯垫上,以保护木桌。)
“The bar provided coasters with their logo printed on them.”
(酒吧提供了印有他们标志的杯垫。)
❶ 指沿海岸航行的船只,通常用于短途运输货物或乘客。
“The coaster transported goods between the small ports along the coast.”
(这艘沿海船在沿岸的小港口之间运输货物。)
“They took a coaster to visit the nearby islands.”
(他们乘坐沿海船去附近的岛屿游玩。)
roller coaster — 指游乐园中的过山车,比喻情绪或经历的剧烈起伏。
“Their relationship has been a roller coaster of emotions.”
(他们的关系就像过山车一样充满情绪起伏。)