Underdeterminant
子行列式
🗣️ 情景例句
Let's take a look at the winter jacket. Come on over here, honey.
让我们看看冬季夹克。到这儿来， 亲爱的。
How did you doing spend your holiday?
你假期怎么过的？
No, it isn't. Ask that woman. I think it's her bike.
不，不是我的。问问那个妇女吗。我想这是她的自行车。