Bom
abbr. 物料清单（Bill of Materiel）
🗣️ 情景例句
That's not it.
不是这种事。
I put some photographs in the envelope.
我在信里夹了几张照片。
I've read about it,but I'd like to know more about it.
我已经知道了一点儿，但我还想多了解一些。