bāo shì luó xuán tǐ
Borrelia, genus of Spirochaete bacteria
包
bāo
to cover
氏
shì
(bound form) family name; surname (as in 王氏[Wang2 shi4] "the Wang clan")
螺
luó
spiral shell
旋
xuán
to revolve
体
tǐ
body
Review