Swimming provides a good workout for the heart and lungs without jarring or putting an undue strain on any part of the body.
游泳可以给心脏和肺部提供一种好的体育锻炼，而不致刺激人体任何部位或在任何部位产生一种不适当的劳损。It probably would be helpful to use an ergonomic keyboard to further reduce your risk of a repetitive stress injury.
如果使用人机工程学键盘来进一步减少重复劳损的风险就更好了。Loins : Strong and hidden by the developed lumbar muscles which form a median furrow along the spine.
腰部：强和脊椎隐藏发达腰肌劳损形成沿沟中位数。With the age of growth especially, the stability of knee joint decreases, and more easily caused various lesions or over strain.
尤其随着年龄的增长，膝关节稳定性随之降低，更加容易造成其各种病变或劳损。Therefore, all patients who are diagnosed with muscle strain would be well advised to take antibiotics as part of their treatment.
因此，所有被诊断为肌肉劳损的病人都应该被劝告在治疗过程中食用抗生素。If the problem is disc deterioration, surgery may be necessary, and an adjustment in training is absolutely required.
如果是腰间盘劳损那就需要手术，还要进行恢复调整训练。Having recovered from a long-term knee problem, he sustained a thigh strain in training and is two weeks away from making his comeback.
在从长期的膝盖问题恢复之后，他在训练中又遭受大腿劳损的困扰，还需两周才能复原。When strain is attributed to working conditions, the clinical course may be complicated by considerations of secondary gain.
当劳损是由于工作条件引起时，要考虑到再次劳损可使得病程复杂化。The condition is caused by wear and tear in the joint and is characterised by the progressive wearing away of the cartilage of the joint.
造成该现象的原因是因为关节软骨的劳损。其特点是关节软骨的不断磨损。