去年3月，海信推出了Hi Reader阅读器，采用 6.7 英寸墨水屏,轻薄便携设计，售价 1799 元。近日，海信又上架了一款Hi Reader Pro 电纸书墨水屏手机阅读器，原价1799元，首发售价1699元。 据官方的介绍，Hi Reader Pro 是一款能打电话的阅读器，能插4G卡，既能满足即时通讯 ...

If you intend using humor in your talk to make people smile, you must know how to identify shared experiences and problems. Your humor must be relevant to the audience and should help to show them ...