exercise machine短语¹⁰⁶¹⁰⁰⁺⁵ 基本例句 健身器 Also on board is a new exercise machine, which is part of on- goingstudysongoingstudies into the effects of long-term space flight on muscle and bone loss in astronauts. 另一件装载的新仪器是为了协助一项正在进行的实验，长期的空间飞行实验对宇航员肌肉和骨骼损伤的影响。 hjenglish