n.均力圆锥轮；闪光信号(卡车或火车的警告信号)
Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
It seems that you've blown a fuse. 看样子你把保险丝烧断了。
Changing a fuse is one of those fiddly jobs I hate. 我最不愿意干换保险丝这类活儿了。
Don't irritate her, she's on a short fuse today. 别惹她，她今天动不动就发火。
A short circuit will blow the fuse. 短路会烧断保险丝的。
