Dohc
abbr. 双顶置凸轮轴（Double Overhead Camshaft）
🗣️ 情景例句
Now that you're asked me, I think it's too short.
既然你问我了，我的想法是这部分太短了。
Out of debt,out of danger.
脱债就脱险。
Is that all? He doesn't say very much,does he?
就这些吗？他没写许多，是吗？