精通: to be well acquainted, have expertise

西夏文字: the Tangut script

音声: voice, audio

門下生: disciple

下級生: underclassman

制作: production / 製作: manufacture / 政策: policy

長征: The Long March; the military retreat of the Red Army in 1934 during the Chinese civil war

調整: adjustment, regulation, coordination / 長征: a long military expedition / 長生: longevity; a long life / 町制, 町政: town administration / 調製: production / 調声: tonal mark / 長逝: death; passing

長征: to go on a long military expedition / 調製: to produce / 長逝: to pass / 調整: to adjust, regulate / 長生: to live a long life

large gathering of people