anaphor
noun [ C ] language specialized uk/ˈæn.ə.fɔːr/ us/ˈæn.ə.fɔːr/
前指代项（如Joe dropped a glass and it broke一句中的it）
a word that refers to a word used earlier in a sentence and replaces it, for example the word "it" in the sentence "Joe dropped a glass and it broke."