Rdb
[计] 关系数据库
🗣️ 情景例句
Tom's about to open the doors. Tom
准备要开门了。
Could you hold your questions until I've finished?
请你把你的问题留到我把事情做完再问好吗？
Last Tuesday he received a letter from the local police.
上星期二他收到当地警察局的一封信，