roller coaster
1 ENTRIES FOUND:
plural roller coasters
plural roller coasters
Learner's definition of ROLLER COASTER
[count]
1
: a ride at an amusement park which is like a small, open train with tracks that are high off the ground and that have sharp curves and steep hills（游乐场的）过山车，环滑车
- We went for a ride on the roller coaster.我们去坐过山车了。
- a roller-coaster ride坐过山车
2
: a situation or experience that involves sudden and extreme changes急转突变的情况（或体验）
- The divorce was an emotional roller coaster for both of them.离婚对他们俩都是一种感情上的剧变。
- He's had a roller-coaster career. [=a career with many ups and downs]他的事业有如过山车，时起时落。
- attest
- attestation
- attestations
- attested
- attesting
- attests
- at that
- at that rate
- at that time
- at that very moment
- at the age of
- at the back of your mind
- at the ballot box
- at the beck and call of someone
- at the behest of sb
- at the behest of somebody
- at the behest of someone
- at the bidding of someone
- at the bottom of her class
- at the bottom of her/the class
- at the bottom of the class
- at the bottom of the heap
- at the bottom of the pile
- at the bottom/top of the heap
- at the center of