复数
an exercise device resembling a stationary bike
同义词：exercise bike
Gambarota said machines such as exercycles created a load, used as a counter-force by means of a resistor.
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。