Indefinite matrix
[计] 不定矩阵
🧩 词语组成解析
🗣️ 情景例句
Do you frequently surf the net?
你经常上网吗？
What's the color of your new dress?
你的新衣服是什么颜色的？
And I advise you not to eat fruit that isn't ripe in future.
还有，我劝你今后不要吃不熟的水果。