"A sweet temper" is a figurative expression, but "sweet coffee" is not. "甜蜜的性情"是个比喻的说法，而"甜咖啡"则不是。
The Imbat Ket were originally divided into two exogamous phratries which exchanged marriage partners. 印八偈人原本分为两个交换配偶的异族通婚的氏族。
For sociobiologically oriented anthropologists, the question of incest, and the related questions of exogamous and endogamous marriage, are primarily a matter of genetics. 以社会生物学为导向的人类学家，认为有关乱伦以及相关的异族通婚和同族通婚的问题，主要是出于遗传的考虑。
