Oodbs
面向对象数据库系统
🗣️ 情景例句
Can you spot me a 20?
你能借我二十元吗？
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
THE UNIVERSE AND MAN-MADE SATELLITES
宇宙与人造卫星