zhēn
(old) privet (genus Ligustrum)
(bound form) (old) wooden support placed at the ends of a wall during construction; (fig.) mainstay; pillar; backbone
竺可桢
zhú kě zhēn
Zhu Kezhen (1890-1974), Chinese metereologist and geologist
沈葆桢
shěn bǎo zhēn
Shen Baozhen (1820-1879), Qing Minister of the Navy, founded Fuzhou Naval College 船政學堂|船政学堂[Chuan2 zheng4 Xue2 tang2] in 1866