Underdeterminant
子行列式
🗣️ 情景例句
No charge for the cleanup.
清洗不用付费。
Mike likes to write by the nice bright light at night.
麦克喜欢在夜晚明亮的灯光旁写作。[八次疯狂张嘴，元音极其饱满！]
We've had to increase our prices on this item by just 8%.
这一种我们不得已也只加了8%而已。