短语词组短語ephemeral data 臨時數據;瞬息數據ephemeral perpetual 短暫的〈〉永恒的ephemeral word 瞬息新詞Ephemeral Nodes 臨時節點Ephemeral patch 短生斑塊spring ephemeral 早春短命植物ephemeral flow 季節性水流Stream ephemeral 間歇河川ephemeral acyivity 短暫活動 返回 ephemeral