chimera/kaɪˈmer.əkaɪˈmɪr.ə/名词嵌合体The clinic has created human-pig chimeras by adding human stem cells to pig fetuses.这家诊所通过向猪胎添加人类干细胞而创建了人猪嵌合体。幻想;妄想,空想Why do people chase the chimera of fame?为什么人们追逐名誉的幻影?想跟读,去练习