Industry in is been honored as "the door lock profession gold advertisement".

更被业内誉为“门锁行业的金子招牌”。

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Gold is so valuable that it is often kept under lock and key.

金子那么宝贵，所以常保存在安全的地方。

youdao

Gold is so valuable that it is often kept under lock and key.

金子那么宝贵，所以常保存在安全的地方。

youdao