Examples
TomTombù zhī不知dào道tàn碳hé和méi煤de的chā bié差别。
Tom不知道碳和煤的差别。
Tom does not know the difference between carbon and coal.
汤姆告诉我他不喜欢碳酸饮料。
Tom told me that he doesn't like carbonated drinks.
碳酸氢钠通常被称为小苏打。
Sodium bicarbonate is commonly known as baking soda.