But two things have remained relatively constant: my keyboard and mouse.
不过有两样东西相对变化不大：键盘和鼠标。
My computer is black. There is a mainframe, a computer monitor, a keyboard and a mouse.
我的电脑是黑色的，有一台主机、显示器，一个键盘和一个鼠标。
My computer is black. There is a mainframe, a computer monitor, a keyboard and a mouse.
我的电脑是黑色的，有一台主机、显示器，一个键盘和一个鼠标。
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