Autobivalent
同源二价的, 同源二价染色体
🗣️ 情景例句
to meet the rest of the troop at two o'clock at the museum.
我们得在两点钟到博物馆与其他童子军会合。
To be afraid of getting a ticket
害怕得到交通罚款单
Will it last long?
这会持续很久吗？