相关单词近义词 permanent 永久的, long-term 长期的, ongoing 进行的, continuing 连续的, enduring 持久的, lifelong 终身的, abiding 持久的, lasting 永久的, long-lived 长命的, durable 耐用持久的临近词long, long out相似词long-distance, long-drawn-out, long-form, long-grain rice, long-life, long-lived, long-lost, long-range, 返回 long-lasting