by now片語KK [baɪ naʊ] /baɪ naʊ/發音片語1到現在、如今、目前為止By now most of the snow on the road has melted.到現在,路上的雪大部分都融化了。2按理說現在、想必已經表推測She left three hours ago, so she should be home by now.她三小時前就走了,按理說現在應該到家了。