1. A regular, rhythmical unit of time. 单位时间内形成的距离。
2. These verbs mean to exhibit recurrent rhythmical movements of or like those involved in the periodic expansion and contraction of the heart. 这些动词的意思是表现类似心脏周期性扩张和收缩的重复有节奏的运动。
3. A closely related theory traces theater to those dances that are primarily rhythmical and gymnastic or that are imitations of animal movements and sounds. 与这理论接近的一种理论将戏剧起源归于那些有节奏的，富于体操活动的舞蹈，或表现动物活动和声音的舞蹈。
