over hill and dale

基本解释

Fun of conquer Tramp over hill and dale continuously, as you know, the higher you reach, the nicer sight you get.
不断地翻山越岭，因为你知道，站得越高，就能看到越美的风景。
dict.cn
Many a man has professed to me that his brain never works so well as when he is swinging along the high road or over hill and dale.
许多人和我说脑子从来没有在大街或者山间溜达时活跃。
To be serious and careful to this expedition, he seldom take a bus or ship; instead, he goes almost on foot and tramps over hill and dale for the long arduous travel.
为了进行认真细致的考察，他很少乘车坐船，几乎全靠双脚翻山越岭，长途跋涉；

As Taps approached, they raised their instruments and played, echoing Taps down the long, long brass line that stretched over hill and dale, from village to town, while motorists slowed, stopped and stood.
FORBES: 42 Miles Of Echo Taps: A Memorial Day Tribute
Politics dictate that all those delightful lines that run over hill and through dale should survive, because the government fears that by cutting such services it would also cut its vote in those areas.
ECONOMIST: Railways