fusee

n. 耐風火柴、引信

螺椎形蝸輪

學術名詞

煙火：電機工程、電力工程
點火管：航空太空、機械工程
火柴：資訊
導火線：資訊
雙錐形蝸桿：機械工程

英文釋義

a spirally grooved spindle in a clock that counteracts the diminishing power of the uncoiling mainspring
a colored flare used as a warning signal by trucks and trains
a friction match with a large head that will stay alight in the wind
any igniter that is used to initiate the burning of a propellant