汉英词典
Chinese-English Dictionary
MEANING OF 保险丝
保险丝 (保險絲)
fuse wire / (electrical) fuse
〈名〉电路中保险装置用的导线,一般用铅、锡等熔点低的合金制成。当电路中电流超过限度时,丝就烧断,电路随即断开,可以防止发生火灾或烧毁电器。
bǎo () xiǎn () sī
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