Sinkhead
[冶]浇口杯, 补缩冒口
🗣️ 情景例句
It's a pleasure to meet you too, Mrs. Green. I've heard so much about you.
格林太太，我也很高兴见到您。早就听说过您。
In case of fire, keep your head.
万一发生火灾，保持镇定。
It has to be tall because it is like a giant block and tackle,
井架必须很高，因为它像一个巨型滑轮组。