In some ways, E-mail is like a cross between a letter and a telephone call.

从某种角度上说，电子邮件就像是信件和电话的综合体。

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First demonstrated 50 years ago, they are involved in building every car and airplane, in delivering every telephone call and e-mail.

FORBES: Magazine Article

Together with Leigh Thompson of the Kellogg Graduate Business School at Northwestern University, and several other academics, Mr Morris studied mock negotiations that used only e-mail and compared them with ones preceded by a brief getting-to-know-you telephone call.

ECONOMIST: Negotiating by e-mail | The