英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Undulating的结果
Undulating
(p. pr. & vb. n.)
of Undulate
Undulating
(a.)
Rising and falling like waves; resembling wave form or
motion; undulatory; rolling; wavy; as, an undulating medium; undulating
ground.