amyotrophic lateral sclerosis
noun [ U ] medical US specialized uk/æm.i.əʊˌtrɒf.ɪk læt.ər.əl skləˈrəʊ.sɪs/ us/ˌæm.i.oʊˌtrɑː.fɪk ˌlæt̬.ɚ.əl skləˈroʊ.sɪs/ (abbreviation ALS); (also Lou Gehrig's disease); (UK motor neuron disease)
肌萎缩性脊髓侧索硬化症
a serious disease affecting the nerve cells, especially those in the spinal cord that control muscle movement, and resulting in a reduction in size and strength of the muscles