变幻的

The heavy rain might settle the changeable weather.

这场大雨也许能使变幻不定天气稳定下来。

They thought themselves lucky in the lottery of life.

他们认为自己是变幻莫测生运者。

It was a vast and treacherous landscape, but breath-takingly beautiful.

这是一片广阔而变幻莫测景致，但却美得令惊讶。

Actors have the reputation of being highly temperamental.

演员性情变幻无常是众所周知。

: In polar region, apart from the bright stars seen under moon night, ever changing aurorae are making scenes after scenes of celestial display in the darkness.

在北极圈，夜下除了能够看到天上明亮星外，变幻莫测极光往往在夜�上著演一幕又一幕天文表演。