undulation
英 [ˌʌn.djʊˈleɪ.ʃən]
- n. 波动；起伏
中文词源
undulation 波动
来自undulate, 波动。
英语词源
- undulation (n.)
- 1640s, from Medieval Latin *undulatio, from Late Latin undulatus "wavy, undulated," from undula "wavelet," diminutive of Latin unda "wave" (see water (n.1)).
权威例句
- 1. She moved with a shorter undulation beside her father's wife.
- 她迈着细小飘逸的步子,随着继母走来走去.
- 2. The hands at the sides allow for easier body undulation.
- 手在体侧时可让身体的波动更容易些.
- 3. Would you the undulation of one wave, its trick to me transfer.
- 倘若你肯将一个波浪起伏的绝技传授给我.
- 4. Be sure press with your chest, It'should help you with your undulation.
- 记住用胸顶水, 这有助于波浪式游进.
- 5. Then , it researches the Methods : To revise the impact of terrain undulation, and presents the arithmetics.
- 地面高程起伏对机载雷达成像定位影响较大,要实现飞行器的精确定位,必须修正地形起伏的影响.