alternating
adj. 交互的
例句与用法：
A movement from and back to a mean position or axis in an oscillating or alternating motion.
移动从中间位置或轴线向外或向后的振荡或依次的运动
A device used to convert direct current into alternating current.
反用换流器用于变直流电为交流电的仪器
A pattern of drumbeats characterized by four basic beats and alternating left-handed and right-handed strokes on the successive primary beats.
击鼓声(咚哒咚咚)一种有四个基本鼓点且第二个鼓点从左手换到右手的鼓击形式
Characterized by or exhibiting an alternating upward and downward movement.
一上一下的上下的交互运动为特征的或表出现上下的交经运动的
词形变化：
副词: alternately | 名词: alternateness | 动词过去式: alternated | 动词过去分词: alternated | 动词现在分词: alternating | 动词第三人称单数: alternates |