詞語：undulations
undulations的同義詞
n. wave
undulations的解釋
undulationsn. 起伏不定；波動（undulation的複數）
undulations的意思
pectoral fin undulations 胸鰭波動;
undulations的參考例句
1.Ripples of sorrow travelled in delicate undulations along her spine, her feet beat a terrified flutter. 沿著她的脊柱，散發出令人心碎的縷縷哀愁，她的雙腳撞擊出一陣陣的悸動。
2.Gymnarchus niloticus, propelled by undulations of a long-based dorsal fin, is a typical representative of median and/or paired fin(MPF) fishes. 「尼羅河魔鬼」採用長背鰭波動推進方式，屬於典型的奇鰭/對鰭推進魚類。
3.Undulations may be observed at the void volume if the diluent for the sample is different from the solvents (proportion and type) used in the mobile phase. 如果樣品的稀釋劑和移動相所有溶劑不同（比例和類型），空白溶液也會觀察到波動。