Valve rocker
[化] 阀摇杆
🧩 词语组成解析
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
rocker
['rɑ:kə(r);'rɔkə]
n. 摇杆，摇轴;摇椅，摇木马;摇滚乐歌曲，摇滚歌手;弯底冰鞋;
🗣️ 情景例句
How are you?
你怎么样？
Ambition never dies until there is no way out.
不到黄河心不死。
In my letter, I told her that she could stay with us.
我在信中告诉她，她可以和我们住在一起。