Valve seat reamer
[机] 阀座纹刀
🧩 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;
seat
[sit]
n. 席位，座位;所在地;场所;臀部;
vt. 使就座;使就职;使获得座位（或席位）;可容纳若干座位;
n. 钻孔器, 铰刀, 果汁压榨器\\n[化] 铰刀; 铰床
🗣️ 情景例句
I am, Mom.
我确实感到骄傲， 妈妈。
He didn't say anything as to where he would go.
关于他的去处他什么也没说。
There is a television in the room.
客厅里有台电视机。