Der
abbr. 区分编码规则（Distinguished Encoding Rules）
🗣️ 情景例句
May I have your name and number, please?
请问你的姓名和电话号码？
Do we have to wear the helmets?
我们得戴上防护帽吗？
After working hard during the day I like to relax in the evening.
白天干了一天，晚上我要放松一下。