They can harden into a thick cyst, and can leave behind deep, hard-to-remove scars.

他们可以把一个厚厚的囊肿硬化，并能留下深刻的，难以去除的疤痕。

youdao

Most important feature is: remove the plaque on the spot, fast and secure and not leave scars not easily rebound.

最大特点是：将斑当场取出，速度快且安全、不留疤痕、不易反弹。

youdao

Another morning, Lale asks a Nyagatom woman to remove her Western-style top so we can photograph her artful scars.

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