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With automatic lock function, pull at will.
自动锁纸功能，用多少拉多少。
youdao
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Open approach advanced, there are manual, electric, remote control, and automatic lock.
开启方式先进，有手动、电动、遥控，且自动锁死。
youdao
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Full extension Automatic rubber lock.
橡胶锁口自动锁紧。
youdao
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Full extension Automatic rubber lock.
橡胶锁口自动锁紧。
youdao