Model formulation
[计] 模型公式化
🧩 词语组成解析
🗣️ 情景例句
You are twenty-one, a grown-up young lady old enough to make up your own mind.
你已经21岁了，已经到了可以自己做主的年龄了。
Do you like animal?
你喜欢动物？
It would represent quite a savings.
这省下的可是一笔不少的钱哩。