treadmills 释义 n. 跑步机；单调乏味的工作；踏车（treadmill 的复数） 例句 1·Today, the treadmills are humming again. 如今，跑步机再次转动起来。 2·The volunteers were filmed walking on treadmills . 志愿者们在跑步机上行走，同时被拍摄下来。 3·The exercise group trained on treadmills for 8 weeks. 运动方案为跑台训练，持续8周。