kingpin
n
1 (engineering 工) vertical bolt used as a pivot 主销; 主螺栓.
2 (fig 比喻) essential person or thing 主要的人或事物
He's the kingpin of the whole team. 他是全队的主力.
🗣️ 情景例句
Good Gemma.
乖Gemma。
Can anybody scratch my back for me?
有人来替我搔背吗?
It was also thought that by removing their main supply of food, the Native Americans would be forced to give in.