photostat 直接影印本原为商标名，一种影印机器。来自photo-,相片，图片，-stat,平衡，稳定，词源同thermostat,stand.
- photostat (n.)
- 1909, a type of copying machine (trademark Commercial Camera Company, Providence, R.I.) whose name became a generic noun and verb (1914) for "photocopy;" from photo- + stat.
- 1. I can operate a facsimile machine and a photostat.
- 我会操作传真机和复印机.
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- 2. A : Yes. I can operate a photostat.
- ( 是的 .我还会操作使用复印机. )
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- 3. A photostat copy of this authorisation shall be considered as effective and valid as the original.
- 此授权书之副本与正本同等有效.
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- 4. A Photostat copy of this authorization shall be considered as effective and valid as the original.
- 此授权书之影印本亦属有效.
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