coaster

coaster的英语例句

1. The last few weeks have been a real roller coaster.

   过去的几个星期，形势真是变幻莫测。

2. I've been on an emotional roller-coaster since I've been here.

   自从我到了这里，情绪就起伏不定。

3. Over the last few years Japan's socialists have seen their electoral popularity take a roller-coaster ride.

   在过去的几年里，日本社会党在选民中的支持率忽高忽低。