noun 下载 🔗分享 起伏，波动。 An instance or act of undulating. Examples : "The gentle undulations of the wheat field reminded me of waves on the ocean. " 麦田里温柔的起伏，让我想起了海面上的波浪。 nature physics geography geology ocean 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 起伏，波浪起伏。 A wavy appearance or outline; waviness. Examples : "The road had slight undulations, making the bike ride a little bumpy. " 这条路面有些微小的起伏，让骑自行车有点颠簸。 appearance nature 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 颤音，震音. A tremulous tone produced by a peculiar pressure of the finger on a string. Examples : "The guitarist added subtle undulations to the melody by gently rocking his finger on the fret. " 吉他手通过手指在琴桁上轻轻摇动，为旋律增添了细微的颤音。 music sound sensation 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 起伏，波浪起伏。 A wavelike curve; a smooth and regular rise and fall. Examples : "The car traveled smoothly over the undulations of the newly paved road. " 汽车平稳地行驶在新铺好的路面上，路面有些微小的起伏。 nature geography physics appearance 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 波动，起伏. A wavelike motion of the air; electromagnetic radiation. Examples : "The heat from the desert road caused shimmering undulations in the air, making it difficult to see distant objects clearly. " 来自沙漠公路的热气让空气中出现闪烁的波动，使得很难看清远处的物体。 physics energy sound environment 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 心悸，起伏感 A feeling as if of an undulatory motion about the heart. Examples : "After the doctor listened to my heart, he said he detected slight undulations, likely due to stress. " 医生听了我的心脏后，说他察觉到轻微的心悸，感觉像是有节奏的起伏，可能是压力造成的。 sensation physiology body 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 波动感，起伏感 The distinctive motion of the matter within an abscess on being pressed when it is ripe for opening. Examples : "The doctor gently pressed on the ripe abscess, noting the distinct undulations of the pus beneath the skin, indicating it was ready to be lanced. " 医生轻轻按压成熟的脓肿，注意到皮下脓液明显的波动感，表明可以切开引流了。 medicine body physiology disease condition anatomy 与AI对话词汇游戏阅读练习
