关于英语里逗号的问题 高手进
有这句哈开始解答吧
It is mere 100 years since that train arrived and the audience screamed and fled,（这个逗号OK）convinced by the dangerous reality of what they saw ,（为什么这里and前后有逗号）and,perhaps （这里也是）,suddenly aware that the world can be never be the same again
什么时候如and这样的连词前有逗号 什么时候没有