Alternative model
[经] 可供选择的模型, 备择模型
🧩 词语组成解析
alternative
[ɔl'tɝnətɪv]
adj. 替代的;备选的;其他的;另类的;
n. 可供选择的事物;
altern轮流的 + ative有...作用的（带此后缀的词有的可兼作名词） → 替换物;取舍,抉择
🗣️ 情景例句
How much does a return ticket cost?
返程票多少钱？
That isn't the way the event happened.
这不是事情的真相！
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，