耳环: earring...
山冈: mound, small hill...
潜移默化: imperceptible influence, to influence secretly...
黄河: Yellow River or Huang He...
淡: insipid, diluted, weak, mild, light in color, tasteless, indifferent, (variant of ) nitrogen...
厅: (reception) hall, living room, office, provincial government department...
垄断: to enjoy market dominance, to monopolize...
老字号: shop, firm, or brand of merchandise with a long-established reputation...
好似: to seem, to be like...
哦: sentence-final particle that conveys informality, warmth, friendliness or intimacy, may also indicate that one is stating a fact that the other person is not aware of...