Valve pit
[化] 阀井
🧩 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;
pit
[pit]
n. 井;煤矿;麻子;（赛车道旁的）修理加油站;
vt. 使有麻子;使有凹陷;
vi. 凹陷;起凹点;
🗣️ 情景例句
to print my announcement.
刊登了我宣布竞选的消息。
Did you go to the theater this morning?
你今早去戏院了吗？
I go to school by bike every day.
我每天骑自行车上学。