Linchpin
n. 制轮楔, 关键
✅ 同义词
📖 牛津释义
linchpin
n
1 pin passed through the end of an axle to keep the wheel in position 轮辖; 制轮楔.
2 (fig 比喻) person or thing that is vital to an organization, plan, etc （组织、 计画等中）关键性的人或事物
Controlling wages is the linchpin of the Government'spolicies. 控制工资是政府政策的关键.
🗣️ 情景例句
Come in, come in.
进来， 进来。
I was at home all afternoon.
我整个下午在家。
Special days for Maori are called huis.
对于毛利人来说，特殊的日子叫做"会"。