elder brother born to the same parents

younger sister born to the same parents

elder sister born to the same parents

variant of 孢子[bao1 zi3]

uterus; womb

younger brother born to the same parents

brethren on the other side of the border (used in the context of China-Myanmar friendship) (loanword from Burmese "paukphaw", meaning "close kin")

cytoplasm

algae

afterbirth

cytosine nucleotide (C, pairs with guanine G 鳥嘌呤|鸟嘌呤 in DNA and RNA)