slowly的比较级怎么是more slowly

slowly的比较级怎么是more slowly slowly的比较级是more slowly 英语中slowly的比较级是slowlier还是more slowly 你 slowly 的比较级是more slowly?而不是 slowlier slowly的比较级是slowlier还是more slowly! slowly的比较级是slowlier还是more slowly啊? 那为什么early的比较级是earlier,而slowly的比较级是more slowly呢? slow和slowly区别?比较级怎么分别是slower和more slowly 英语：副词slowly的比较级为什么是more slowly 而不是去y为i加er? 为什么slowly的比较级是slowlier和more slowly谢谢了, 为什么slowly的比较级是用more,而不是slowlier? slowly的比较级