材质：皮肤，决定了外观（是金属的、塑料的，还是半透明的）。
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，更多细节参见heLLoword翻译官方下载
A new generation of actuators could in theory enable the transition from stumble-bots to far more balletic machines.，详情可参考91视频
Input formatting choices (reversed digits, delimiters, etc.) as long as the format is fixed and doesn't encode the answer。搜狗输入法2026是该领域的重要参考