混入: to mix one thing into another, typically in an undesirable way; to mingle, to become mixed, to get mixed, typically in an undesirable way

混入: the act of mixing; the state of being mixed; a mixing or mingling of two or more things, typically in an undesirable way

婚約者: fiancé or fiancée

建立: erection, particularly of a temple, shrine, or monument / 根粒, 根瘤: root nodule

建立: erect (building)

香港: Hong Kong

一覧: list

卵菌: oomycete

遊覧船: pleasure boat, sightseeing boat, yacht

卵黄: egg yolk