当你写字时，避免不必要的手部动作。
Motion Avoid unnecessary motion of your hand while you are writing.
设备运行中请勿随意移动或做不必要的动作。
Please do not move or do any unnecessary actions at the running of the ride.
你会停止手指上不必要的大动作，因为这会弄疼你的嘴。
You will cease banging your fingers, because it will hurt your mouth .
你会停止手指上不必要的大动作，因为这会弄疼你的嘴。
You will cease banging your fingers, because it will hurt your mouth .
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