Dohc
abbr. 双顶置凸轮轴（Double Overhead Camshaft）
🗣️ 情景例句
Well, what do you say we get back to our fishing?
你们说， 我们回去钓鱼怎样？
Please let me apologize.
请让我致歉意。
We don't need it until next month.
我们要到下个月才用得着。