用undulating ground造句子,“undulating ground”造句
來源:國語幫 1.85W
2、Light comes from behind the mountains and shines on trees, rocks and undulating ground. Immediately, the light and shadows in different layers of the farmer's shadows and shadows change shape and position as the sun turns.
1、Because of the long pipeline, the drastic undulating ground and the high investment of the water transportation in long distance, it is important to optimize the pipe work.