roller-coaster

n.

过山车；

复数：roller-coasters

Roller coaster
Roller coaster
Roller-coaster.
Rock 'n' Roller Coaster Starring Aerosmith
Emotional Rollercoaster | I Am Unhappy In My Marriage
Back on the Roller-Coaster
Join The Rollercoaster Ride.... | I Things - Thoughts - Ideas - Ques That Pop Into Your Head
Roller-coaster-induced vertebral artery dissection.
Sweden's family policies and roller-coaster fertility.
The physical basis for the roller‐coaster hazard rate curve for electronics
The relationship between age and turnout: A roller-coaster ride
Managing the work–life roller-coaster: Private stress or public health issue?
Independence Sequences of Well-Covered Graphs: Non-Unimodality and the Roller-Coaster Conjecture