maintain基本解释
vt,维持；继续；维修；主张；供养
maintain相关例句和用法Careers Officers maintain contact with young people when they have left school..年轻人离开学校以后，职业指导员和他们保持联系。
maintain英英释义维持；主张vv
maintain记忆main(主要) ＋ tain(保持) → 保持大体上的完好 → 维持； 维修记忆
maintain短语maintain in维持…；保持…
maintain 真题例题真题例句...Another reason why teachers should maintain a formal students with their students is to avoid real and perceived bias
