Ibs
abbr. 情报库系统（Intelligent Building System）
🗣️ 情景例句
Get to the heart of the matter.
请讲问题的实质。
Charity begins at home, but should not end there.
仁爱须由近及远。
no crowd or movement in which he may take comfort,
找不到伙伴和活动使自己得到安逸。