The perfect pattern would have equal highs on both sides of the cup, but this is not always the case.

两个杯沿如果等高将是一个完美的形态，但这并不多见。

youdao

The perfect pattern would have equal highs on both sides of the cup, but this is not always the case.

两个杯沿如果等高将是一个完美的形态，但这并不多见。

youdao