精子库 Traditional form: 精子庫 Pinyin (reading): jīngzǐkù Definitions: sperm bank Characters: 精 - essence, germ, spirit 子 - son, child; seed, egg; fruit; small thing 库 - armory, treasury, warehouse Traditional characters: 精 - essence, germ, spirit 子 - son, child; seed, egg; fruit; small thing 庫 - armory, treasury, warehouse