verb 下载 🔗分享 起伏，波动. To cause to move in a wavelike motion. Examples : "The ribbon undulated gently as the child twirled it around her finger. " 小女孩绕着手指转动丝带，丝带轻轻地起伏波动。 nature physics action environment 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 起伏，波动 To cause to resemble a wave Examples : "The breeze gently undulates the tall grass in the field, making it look like waves on the ocean. " 微风轻轻吹拂着田野里的高草，使其像海浪一样起伏。 nature physics appearance 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 起伏，波动。 To move in wavelike motions. Examples : "The tall grass undulates in the gentle breeze. " 高高的草在微风中轻轻地起伏摇曳。 nature action physics environment 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 起伏，波动。 To appear wavelike. Examples : "The tall grass undulates in the summer breeze. " 夏日的微风中，那片高高的草地像波浪一样起伏摇曳。 appearance nature physics 与AI对话词汇游戏阅读练习
