n.波动;波状起伏;【物理学】波动,振动;【医学】搏动,心跳。atrial undulation: 心房波动compensation of undulation: 波浪补偿cross undulation: 交错波状起伏geoid undulation: 大地水准面波动geoidal undulation: 大地水准面高下载手机词典可随时随地查词查翻译