Boms
(bom 的复数) abbr. 物料清单（Bill of Materiel）
🗣️ 情景例句
I hear the exams will be very tough.
我听说考试挺难的。
I have a toothache.
我牙好痛。
One had winter we watched the river creep up the lower meadows.
有一年冬天，天气不好，我们眼看着河水浸没了地势较低的草场。