coaster

US /ˈkoʊstə(r)/

UK /ˈkəʊstə(r)/

C1 高級
n. (c./u.)名詞 (可數/不可數)杯墊
My mom told me to put a coaster under my cup of tea so that it wouldn't damage the new table
n. (c./u.)名詞 (可數/不可數)雪橇
The children rode their coaster down the snowy hill.
n. (c./u.)名詞 (可數/不可數)雲霄飛車
The amusement park's newest coaster is the tallest in the world.
n. (c./u.)名詞 (可數/不可數)沿海航行者
He is a coaster, never staying in one place for too long.
n. (c./u.)名詞 (可數/不可數)沿海船隻
The small coaster transported goods between the coastal towns.

影片字幕

為什麼雲霄飛車的環路不是圓形的? (Why roller coaster loops aren't circular)

06:27為什麼雲霄飛車的環路不是圓形的? (Why roller coaster loops aren't circular)