To these and further current questions in the rapidly progressing field of basic and appliedskin research, this up-to-date volume provides a scientific basis.
令这些的是和这迅速进步领域更进一步的当今问题基本和使用皮研究，这几次流行卷提供科学基础。
2
Vitamins can be applied externally to the skin.
维他命可以外用于皮肤上。
《柯林斯英汉双解大词典》
3
The early humans may have applied the concoction to their skin for protection or simply decoration, experts suggested.