jelly既是可数名词,又是不可数名词。
jelly:n.果冻;肉冻;(不含水果块的)果酱
Apply this tube of jelly three times a day.
每日三次搽用这管药膏。
Advances in Using Royal Jelly to Improve Reproduction Performance of Animal.
蜂王浆提高动物繁殖性能的研究进展。
You won't get a good set if you put too much water in the jelly.
果冻搀水太多就凝固不好了。