Dohc
abbr. 双顶置凸轮轴（Double Overhead Camshaft）
🗣️ 情景例句
Sometimes, by buying something cheap now, you will be costing yourself more in the long run.
有时候你花了很少钱买了便宜货，但它日后可能要花掉更多的钱。
Would you please have these clothes washed for me?
可以请你为我把这些衣服洗了？
What's your job?
你是做什么工作的？