黎曼面

Riemann surface (math.)

Li ethnic group of Hainan Province / surname Li / abbr. for Lebanon 黎巴嫩[Li2 ba1 nen4]

(literary) black / dark / many / multitude

G.F.B. Riemann (1826-1866), German geometer

handsome / large / long

face / side / surface / aspect / top / classifier for objects with flat surfaces such as drums, mirrors, flags etc

variant of 麵|面[mian4]

flour / noodles / (of food) soft (not crunchy) / (slang) (of a person) ineffectual / spineless