时间: 2025-05-02 05:16:14
发音:āo (凹) is pronounced as 'aw' in English, and tū (凸) is pronounced as 'too'.
The road was full of 凹 (āo) and 凸 (tū) shapes.
The 凹 (āo) shape of the bowl made it easy to hold.
The 凸 (tū) shape of the rock made it difficult to walk on.
The 凹 (āo) and 凸 (tū) shapes on the wall created an interesting pattern.
The 凹 (āo) shape of the cup made it easy to drink from.
字源:The characters 凹 (āo) and 凸 (tū) are ancient Chinese characters that have been used for thousands of years.
演变:The characters 凹 (āo) and 凸 (tū) have evolved over time, but their basic shapes have remained the same.
Think of 凹 (āo) as a cave or a hole, and 凸 (tū) as a mountain or a bump.
凹 (āo) can be broken down into '丨' (a vertical line) and '凵' (a concave shape), and 凸 (tū) can be broken down into '丨' (a vertical line) and '冂' (a convex shape).