We test two new colors on metal parts, plating titanium and titanium gold, they are very durable.

金属件试了两种新色，镀钛与镀钛金，很耐磨的。

youdao

We test two new colors on metal parts, plating titanium and titanium gold, they are very durable.

金属件试了两种新色，镀钛与镀钛金，很耐磨的。

youdao