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
If you want to go sightseeing, a ferry trip is usually pretty cheap.
如果你想观光,坐船通常是比较便宜的。
It's only the background color that's not identical.
这仅仅是图案的底色不同而已。
When a passing tanker rescued them five days later,