Such batteries are already in use, but mainly in stationary applications.

这种电池已经使用，但主要应用于静止设备中。

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He recommends that patients ride tricycles, or use stationary bikes or trainers - devices that turn road bikes into stationary ones.

他建议患者骑三轮车，或使用固定脚踏车或训练器——这是设备将公路自行车转变为原地脚踏车。

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Use extreme care and restrict the movement of portable Banks to localize movement on clean, smooth, level stationary surfaces.

非常小心地限制移动工作台的运动，使其在干净、平滑、水平固定的表面上运动。

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As mobile devices now become, in effect, computers for accessing the wider web, these online services are also moving from stationary to mobile use.

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