Valvetrain
气门
🗣️ 情景例句
Your ideas are good ones.
你的想法很好。
A good horse oft needs a good spur.
好马常需好靴刺。
She had told him to come straight in if ever she failed to open the door and to leave the bread on the kitchen table.
她曾告诉过面包师，如果她不去开门，他可直接进门，把面包放在厨房的桌上。