掩饰: to cover up, to conceal, to mask, to gloss over...
州: prefecture, (old) province, (old) administrative division, state (e.g. of US), oblast (Russia), canton (Switzerland)...
光盘: compact disc, CD or DVD, CD ROM...
字迹: handwriting...
事后: after the event, in hindsight, in retrospect...
老板: boss, business proprietor...
棉: generic term for cotton or kapok, cotton, padded or quilted with cotton...
乐曲: musical composition...
削弱: to weaken, to impair, to cripple...
根基: foundation...