undulate'ʌndjuleit英式朗读美式朗读基本解释a. 波动的, 起伏的 vi. 波动, 起伏, 呈波浪形 vt. 使起伏, 使波动英文释义v. increase and decrease in volume or pitch, as if in waves s. having a wavy margin and rippled surface词形变化过去式undulated复数undulates第三人称单数undulates过去分词undulated现在分词undulating上一个单词:undulata下一个单词:undulated