自动缝纫，采用高灵敏度光纤传感器自动启动缝纫机，无需脚踩开关。
Machine used high sensitivity optical fiber sensor. Automatic sewing without manual step On/Off.
大师把游戏机摔到地下然后用脚踩碎它，突然初学者明白了。
The master dropped the device to the ground and crushed it under foot. And suddenly the novice was enlightened.
大师把游戏机摔到地下然后用脚踩碎它，突然初学者明白了。
The master dropped the device to the ground and crushed it under foot. And suddenly the novice was enlightened.
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