Occ
abbr. 开路特性（Open Circuit Characteristic）；偶然的（等于occasional）
🗣️ 情景例句
But the only time he's available this week
但这星期他有空的时间只有
What's the circulation of this magazine?
这杂志发行量怎么样？
An aeroplane offers you an unusual and breathtaking view of the world.
飞机上，你可以观察世界上非同寻常的奇妙的美景。