People ask: Why do you sometimes high and sometimes low, sometimes strong but it is weak?

人问：你们为什么有时高有时低，有时坚固而又是薄弱呢？

youdao

People ask: Why do you sometimes high and sometimes low, sometimes strong but it is weak?

人问：你们为什么有时高有时低，有时坚固而又是薄弱呢？

youdao