Rdas
[计]= Relational Data Analysis System,关系数据分析系统
🗣️ 情景例句
And some ice-cold lemonade.
还有冰凉的柠檬汁。
I didn't know whether to send the letter airmail or not.
我不知道是否送航空邮件。
It was j-223,just double the second item.
j-223第二项的订量要加倍。