Dohc
abbr. 双顶置凸轮轴（Double Overhead Camshaft）
🗣️ 情景例句
My company was the contractor.
我的公司承包了这项工程。
We are used to working together.
我们习惯一起工作。
Words can't express what I felt then.
无法用语言形容我当时的感受。