Valvetrain
气门
🗣️ 情景例句
Could you explain it more precisely for us?
您可不可以讲得详细一点？
You have your choice of three flavors of ice cream.
你有3种风味的冰淇淋可选择。
I watched Hope secretly for a week, and I even paid a visit to her at work.
我秘密观察了霍普一个星期，甚至还在她工作时拜访了她。