alternator
🇺🇸
/ˈɔːltərneɪtər/
🇬🇧
/ˈɔːltəneɪtə(r)/
A machine that changes energy from the car engine into electricity.
The mechanic replaced the faulty alternator in the car to restore the battery charge.
機械師更換了汽車中故障的交流發電機以恢復電池充電。