比以前少用less: adj. 〔little 的比较级之一〕 1.更小的,较 ...often: adv. 常常,往往,屡次,再三。 How often ...than: He has no other friend ...before: adv. 1.在前,在前方,在前头,在前面。 2.在以前 ...often before but not: 像往常一般下载手机词典可随时随地查词查翻译