['they', 'repair', 'part', 'level', 'on']
['<PRP>', 'remedy-45.7', "Synset('music.n.01')", "Synset('device.n.01')", 'on']
They are repairing the mechanical parts on a microscopic level.
<PRP> are repairing the Synset('mechanical.a.03') Synset('music.n.01') on a Synset('microscopic.a.01') Synset('device.n.01').