Dohc
abbr. 双顶置凸轮轴（Double Overhead Camshaft）
🗣️ 情景例句
Now he's got his own trading company. Ann told me he made four million dollars last year.
现在他已有自己的贸易公司。安告诉我他去年赚了400万美元。
I had met Stone, too.
我也见过。
The doctor found that there was something wrong with James' eyes.
医生发现詹姆斯的眼睛有毛病。