Cáo Jìng huá
Cao Jinghua (1897-1987), translator from Russian, professor of Peking University and essayist
bǐ hua
to gesture
to gesticulate
to practice the moves of a martial art by imitating the teacher
to fight
to come to blows
bǐ hua
variant of 比劃|比划[bi3 hua5]