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1·Tiny knows bikes not computers, so the management of Biker Bob's Bike Shop and Bar would like to put a Dumb terminal on the loading dock for Tiny to use.

Tiny 了解自行车而不了解计算机，所以，为了管理 Biker Bob 的自行车店，需要在装载平台上放置一台“哑终端”，以供 Tiny 使用。

2·In the early 1980s, personal computers (PCs) became very popular. They were less expensive and had more processing power than the dumb terminal counterparts.

在1980年代早期，个人电脑(PC)变得非常流行，它比大型主机便宜，处理能力又比简易终端之类的设备强。

3·Users continue to invoke the legacy IT systems using the original application means, typically through a user interface (such as a mainframe dumb terminal or a packaged application's UI).

用户将继续使用原始应用程序方法调用遗留it系统，通常通过用户界面(如大型机哑终端或已打包应用程序的UI)。