Rdb
[计] 关系数据库
🗣️ 情景例句
Oh, I feel so bad.
噢， 我真抱歉。
Speak of angels and you will hear their wings.
说到曹操，曹操就到。
In his twenties Frank used to make spare parts for aeroplanes.
20多岁的时候，弗兰克曾生产飞机零配件。