Search the dictionary A Chinese word or character, or English Search 3 entries. èrtáng 二糖 disaccharide èrtāng 二汤 second bouillon, a light broth obtained by reboiling ingredients that were previously used to make a full-strength first bouillon 頭湯|头汤[tou2 tang1] èrtāng 二湯 second bouillon, a light broth obtained by reboiling ingredients that were previously used to make a full-strength first bouillon 頭湯|头汤[tou2 tang1]