1. I scratched my scalp and found a small bump.
我挠了挠头皮，发现了一个小肿块。

2. The hairdresser carefully parted my scalp to inspect for any cuts.
理发师小心地分开我的头皮，检查是否有任何伤口。

3. The doctor recommended using a medicated shampoo to treat my dry scalp.
医生建议使用药用洗发水来治疗我的干燥头皮。

4. I could feel the sunburn on my scalp after spending a day at the beach.
在海滩上待了一天后，我能感觉到头皮被晒伤了。

5. Massaging your scalp can help stimulate hair growth.
按摩头皮可以帮助刺激头发生长。

6. The scalp is one of the most sensitive areas on the body.
头皮是身体上最敏感的部位之一。