He focused on glycerol , an additive used to keep the tobacco in cigarettes moist .

他专注于甘油，这种添加剂是用来保持香烟内的烟草潮湿。

Paste and gel formulations often contain substances like glycerol to prevent the toothpaste from drying out .

膏状和凝胶状牙膏通常含有一些像甘油这一类能够防止牙膏脱水的物质。

Researchers serendipitously discovered that a mixture of urea , glycerol , and soap makes synthetic membranes transparent .

研究人员意外地发现一种由脲、甘油丙三醇和脂肪酸盐组成的混合物可以使合成的薄膜变得透明。

This is when the fascinating science of very big cosmic phenomena can be done with a test tube filled with glycerol and water .

这时一个巨大的宇宙现象背后那迷人的科学就可以在一个装有甘油和水的试管里完成。

It might sound weird , but glycerol and water make great analogs for the exploding cloud of supernova matter !

这听起来可能很奇怪，但甘油和水是超新星物质爆发云团的极好的近似物。