Ibs
abbr. 情报库系统（Intelligent Building System）
🗣️ 情景例句
If someone doesn't buy it before then,
如果在此之前没有人买走的话。
The audience stared the acrobats in great wonder.
观众以惊异的眼光注视着杂技演员。
He should have known that the police would never allow this sort of thing.
他本该知道警察绝不会允许这类事情发生。