Ferrules
n. （棍棒顶端等的）金属箍, 金属环, 套圈( ferrule的复数形式 )
🗣️ 情景例句
This is more than I can bear.
我再也受不了了。
How much does it cost to go there by ship?
坐船到那里要花多少钱？
Walt invented the steam engine.
瓦特发明了蒸汽机。