Dohc
abbr. 双顶置凸轮轴（Double Overhead Camshaft）
🗣️ 情景例句
I wouldn't miss a day even if I were really sick.
即使我真的病了，也不想错过一天。
Many great writers were not appreciated fully while they were alive.
许多伟大的作家当他们活着时没有被充分重视。
will move decisively from the second phase to the third,
就可以明确地从第2阶段进入第3阶段。