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- Fields of wheat are undulating in the breeze. 在微风中起伏着一片麦浪。
- undulating anticline 波状背斜
- A hill or dale in undulating country. 山谷位于波状起伏山区的山或谷
- We soon saw a field of wheat undulating in the breeze. 我们很快看到一片在微风中起伏的麦田。
- A great swell, surge, or undulating mass, as of smoke or sound. 似巨浪翻腾巨浪、波涛或波浪形团块，如烟雾或声音
- Before them lay miles of undulating moorland. 他们前面是一片高低高伏的荒原。
- Before them laymiles of undulating moorland. 他们前面是一片高低起伏的荒原。
- A hill or dalein undulating country. 山谷位于波状起伏山区的山或谷。
- To soar above the undulating palm fronds? 翱翔在波澜起伏的棕榈树叶？
- The undulating hills are rich in mineral resources. 峰峦起伏的群山中蕴藏着丰富的矿产资源。
- The field of wheat was undulating in the breeze. 麦田在微风中麦浪滚滚。
- North South high-lying low, undulating. 地势南高北低，起伏不平。
- Anticline and monocline are major trap types. 圈闭类型主要为背斜圈闭及单斜圈闭。
- Before him lay miles of undulating moorland. 他面前是一片高低起伏的荒原。
- Sloping downward in opposite directions,as in an anticline. 背斜的沿不同方向向下倾斜的，如在背斜地势中
- Interestingly, it reveals an undulating top for the sea breeze. 有趣的是,海风顶层出现波浪的形状。
- A great swell,surge,or undulating mass,as of smoke or sound. 似巨浪翻腾巨浪、波涛或波浪形团块，如烟雾或声音
- A great swell,surge,or undulating mass.as of smoke or sound. 似巨浪翻腾巨浪、波涛或波浪形团块，如烟雾或声音
- A great.swell,surge,or undulating mass,as of smoke or sound. 似巨浪翻腾巨浪、波涛或波浪形团块，如烟雾或声音
- The undulating movement of the surface of the open sea. 外海海面的波浪形的运动。
