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
Undulate的结果
Undulate
(a.)
Same as Undulated.
Undulate
(v. t.)
To cause to move backward and forward, or up and down,
in undulations or waves; to cause to vibrate.
Undulate
(v. i.)
To move in, or have, undulations or waves; to vibrate;
to wave; as, undulating air.