When the visitors type in the data their eyes are fixed across the vertical axis at the left to the input field.

当用户输入数据的时候，他们的眼睛固定在纵轴输入框左侧的交叉点上。

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Of course, with the camera fixed to a tripod, the stars themselves produce concentric trails in long exposures, a reflection of the Earth's rotation around its axis.

当然用装在三角架上的照相机固定摄影，长时间曝光能拍到星星因地球自转而形成的同心圆轨迹。

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There is no fixed axis on it.

它上面没有固定轴。

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So, a solar power plant equipped with a QBotix robot will generate power at a levelized cost of electricity (LCOE) that is 8 to 15 percent lower than a power plant with single-axis tracker and 15 to 20 percent lower than a power plan with panels in fixed positions.

FORBES: QBotix Solar Robots: Intelligent Mobility