by now片语KK [baɪ naʊ] /baɪ naʊ/发音片语1到现在、如今、目前为止By now most of the snow on the road has melted.到现在,路上的雪大部分都融化了。2按理说现在、想必已经表推测She left three hours ago, so she should be home by now.她三小时前就走了,按理说现在应该到家了。用这个字练口说→