外研社高中英语必修四module6 unexplained mysteries of the world 词汇单词语言点words and Language Point
5.claim1. [n],[v]声称; claim to do/ that…
claim to have done声称做过某事
他宣称他看见过天池水怪 He claimed to have seen the Tian Chi monster. He claimed that he had seen the Tian Chi monster 2. 认领 claim sth.back索回某物 Has anyone claimed this watch?