trackball

['træk,bɔl]

n. 轨迹球；追踪球

双语例句

1. Fixed auto brightness, hardware key lights and trackball light notifications.

固定自动亮度, 硬件锁灯和轨迹球通知.

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2. A mouse takes much more room than a trackball.

鼠标要比轨迹球占地方的多.

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3. Move your mouse or trackball in the straightest line possible.

尽可能在最直的线上移动您的鼠标或轨迹球.

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4. A trackball is essentially an upside - down mouse.

轨迹球鼠标实际就是倒置的普通鼠标.

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5. In 2006, the scroll wheel was replaced with a trackball on the front of the device.

2006年滚轮被一个置于手机正面的轨迹球取代.

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