Ddr2
abbr. 数据速率2（Double Data Rate 2）
🗣️ 情景例句
She's not at home.
她现在不在家。
We'd like to recommend our new home health monitor.
我们想推荐我们新的家庭健康监测器。
After the train had left the station, the lady opened her handbag and took to her power compact.
火车开出车站后，那位妇女找开了手提包，拿出了粉盒。