Scedasticity
离中趋势; 方差性
🗣️ 情景例句
Even if they are kind to Gemma,
即使他们对Gemma很好
I've already read that book.
我已经读了那本书。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。