相关单词近义词 active 活跃的, hands-on 亲身实践的, positive 积极的, practical 明智的, preemptive 优先购买的, upbeat 上升反义词retroactive, 有追溯力的临近词prob, pro, proactiveness, proactive test, proactive need, proactive action, proactive safety, proactive manner, proactive testing, Proactive Command, proactive network, proactive handoff 返回 proactively