Flexibility: flexible rotation lock core, without obvious card rolling feeling. Pull out the static tension.

灵活度：锁芯旋转灵活，无明显卡轧感觉。

youdao

Flexibility: flexible rotation lock core, without obvious card rolling feeling. Pull out the static tension.

灵活度：锁芯旋转灵活，无明显卡轧感觉。

youdao