每天十组表达，词汇日刊帮你日积月累应考，轻轻松松过关！
geographic location 地理位置
geographic advantage 地理优势
gray income 灰色收入
hardened professional (criminal) 惯犯
have an affair / an ultra-marriage affair 婚外恋
hedonism 享乐主义
home for the aged / seniors’ home 敬老院
illiteracy 文盲
income disparity 收入分化；贫富分化
infant mortality 婴儿死亡率

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