Whelk scar is due to inflammation of the damaged caused by acne skin of normal structure.

青春痘疤痕是由于青春痘造成的炎症破坏了皮肤的正常结构。

youdao

It is normal to experience certain side effects, such as short-term pain and swelling, and you will have a scar.

这是正常的经验，一定的副作用，如短期疼痛和肿胀，你将有一个疤痕。

youdao

Scar tissue is slow to give up this contrast agent and its signal is therefore retained despite a washing out of contrast from the blood stream and normal tissues.

瘢痕组织排泄对比剂较慢，因此即使血流和正常组织对比剂的排泄后，瘢痕组织信号仍较高。

youdao

And Pegasys is the only product in its class approved for use in patients who already have cirrhosis of the liver, meaning that nonfunctioning scar tissue has replaced normal liver tissue.

FORBES: Hepatitis C Marketing Wars Begin

In Peyronie's disease, problems in the normal wound-healing process result in permanent scar tissue.

CNN: Peyronie's disease

Tissue cells, instead of performing the normal self-repair of damaged tissue, begin laying down excessive layers of collagen to help build a scar.

FORBES: Scar Wars