For experienced Photoshop users, I would suggest using a layer mask instead of the eraser tool to maintain more editability.

对于有经验的Ps用户，我建议使用一个图层蒙版，而不是橡皮擦工具，这样可编辑性会更强。

youdao

Its combination of its high traffic and free editability creates an irresistible target to spammers and vandals.

FORBES: Wikipedia's "Pay-for-Play" Scandal Highlights Wikipedia's Vulnerabilities