1802, "of one sex, having only one sex," from uni- + sexual. Meaning "of or for a single sex" (of schools, etc.) is from 1885. Meaning "unisex" is from 1970. Related: Unisexual.
双语例句
1. Prof. of Zoology: Kiss is the interchange of unisexual salivary bacteria.
动物学教授 接吻 是雌雄异体的唾液细菌交换.
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2. Carya cathayensis has unisexual flowers born on the same tree.
山核桃为单性花,雌雄同株.
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3. A submersed Old World Plant ( Hydrilla verticillata ) having whorled , lance - shaped leaves and unisexual, solitary, axillary flowers.
