大部分摄像机的上面都有一个小的螺丝孔用来把相机固定到一个三角架或者其他稳定的拍摄支架或结构上。
Most cameras have a small screw-hole somewhere on them that allows the camera to be mounted to a tripod or other steady filming stand or structure.
通常,那种水平的收入需要一个固定正式的职业,有工资和保险,即一份稳定的工作——这是中产阶级的另一个关键特点。
Usually, an income of that size requires regular, formal employment, with a salary and some benefits, that is, a steady job-another key middle-class characteristic.
塔锡奥蒂博士指出,更为重要的是,该技术将提供足够的稳定性而取消常常引起感染的外部固定器械。
More important, Dr Tasciotti says, the technique would provide enough stability to do away with external fixation devices, which often cause infections.
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