The instrument is a table-top apparatus with a cradle in which the subject rests the left forearm. A fiber optic probe measures skin fluorescence.

这个设备是带有支架的台面装置，受检者将左前臂放在支架上。

youdao

One can witness a slightly yellower change in the color of the dog's skin, but to the naked eye, fluorescence cannot be seen without the presence of UV light and goggles.

人们可以看到狗的皮肤颜色稍微变黄，但对于肉眼而言，荧光在没有紫外光照射和未使用护目镜时不会被看到。

youdao

At last we obtained obvious resonance Raman spectrum of carotenoid in human skin after the fluorescence background has been fitted and subtracted from the original spectra.

利用拟合差分算法有效去除了荧光背景噪声，获得了明显的人体皮肤中类胡萝卜素的拉曼光谱。

youdao