双语例句
- 1. Of equipment; without a motor and intended for hand operation a manual keypunch a manual typewriter.
- 对设备而言, 指无马达和用手操作的设备(如人工键穿孔机、人工打字机).
来自互联网
用法讲解
- buffered keypunch 缓冲键盘穿孔机...
- numeric keypunch 数字键控穿孔...
- printing keypunch 印刷式键控穿孔机...
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