Dump  抛弃
He's dumped his wife and gone off with one of his students. 
他丢下妻子, 跟自己的一个学生跑了.
Cheer up  高兴起来
Cheer up! Our troubles will soon be over. 
振作起来!我们的困难很快就会过去.
Mood  心情
I am not in the mood to argue. 
我没有心情争辩. 
That evening he was in an unusual light-hearted mood. 
那晚他的心情异常轻松.
Canyon 峡谷
Grassland 草原
Waterfall 瀑布
Plateau 高原
Cliff 悬崖
Breathtaking  惊人的
Her beauty was breathtaking. 
她艳丽动人.
Ancient forests   原始森林