back up pad

基本解释

Take a loop of masking tape and tape the board, copper side up, to a piece of cardboard (eg. the back of a writing pad).
采取一回路的掩蔽磁带和磁带董事会，铜的一面向上，一块硬纸板（例如回到一个书写板）。
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They promised one another that if one of them ever went up the lily pad and disappeared, it would come back and tell the others where it had gone.
他们相互许诺，如果有一天他们当中的一个也能爬上睡莲花的叶子并从那儿消失，他要回来告诉大伙他曾去哪里了。
Magnetic stay plate can move back and forth to prevent ink from drying and coagulating. Printing pad can move up and down continuously to test position.
磁垫板可连续前后动作，防止油墨干涸凝结，胶头上下可以连续试位。
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Available in black with the iconic Avengers "A" symbol embroidered on the back of the pad, it is designed for easy set up and fold away for convenient storage.
ENGADGET: Vybe gaming pad packs Disney Research's Surround Haptics into a $99 force feedback accessory