在线词典纳新原指吸进新鲜空气, 现在多用来比喻吸收新成员。拼音nà xīn解释原指吸进新鲜空气, 现在多用来比喻吸收新成员。反义词吐故英文释义to accept the new; to take fresh (air); fig. to accept new members (to reinvigorate the party); new blood