语气: tone, manner of speaking, mood...
照明: lighting, illumination, to light up, to illuminate...
祖宗: ancestor, forebear...
矿: mine; ore...
年初: beginning of the year...
征收: to levy (a tax), to expropriate...
撞: to knock against, to bump into, to run into, to meet by accident...
相比之下: by comparison...
余额: balance (of an account, bill etc), surplus, remainder...
脱落: to drop off, to come off, to lose (hair etc), to omit (a character when writing)...