Gelatin: light yellow to white, transparent with shiny powder, odorless no visible impurities.
基于1个网页-相关网页
The volcanic plume is yellow, while clouds are various shades of white to light gray.
火山灰烟羽呈黄色，而云显现出深浅不一的白色到浅灰色。
Light yellow tends to disappear into white, so it usually needs a dark color to highlight it.
浅黄色有混同于白色的倾向，所以通常需要深色来凸显它。
These can be made to emit white light by coating the device with a phosphor compound that absorbs part of the blue light and re-emits it as yellow.
只要为发光装置加上磷化合物涂层，吸收蓝光，重新发出的光线即呈黄色。
应用推荐